diff options
author | Stephen Rothwell <sfr@canb.auug.org.au> | 2010-03-30 11:22:23 +1100 |
---|---|---|
committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2010-03-30 11:22:23 +1100 |
commit | 4a5ed442bb041ff50f8135719e90443f81ecf0f8 (patch) | |
tree | e0ad4e289feeeea37b09f7a0edfd196d42c24ebf /arch | |
parent | 49f74fdea639e890d800bee7212803c5c84c7c43 (diff) | |
parent | 38e7ca452fa7b9dd20fdd49b0599404262118890 (diff) |
Merge remote branch 'msm/for-next'
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/mach-msm/Makefile | 3 | ||||
-rw-r--r-- | arch/arm/mach-msm/acpuclock-arm11.c | 526 | ||||
-rw-r--r-- | arch/arm/mach-msm/acpuclock.h | 32 | ||||
-rw-r--r-- | arch/arm/mach-msm/board-halibut.c | 15 | ||||
-rw-r--r-- | arch/arm/mach-msm/board-mahimahi.c | 87 | ||||
-rw-r--r-- | arch/arm/mach-msm/board-msm7x27.c | 179 | ||||
-rw-r--r-- | arch/arm/mach-msm/board-msm7x30.c | 196 | ||||
-rw-r--r-- | arch/arm/mach-msm/board-qsd8x50.c | 176 | ||||
-rw-r--r-- | arch/arm/mach-msm/board-sapphire.c | 118 | ||||
-rw-r--r-- | arch/arm/mach-msm/board-trout.c (renamed from arch/arm/mach-msm/board-dream.c) | 4 | ||||
-rw-r--r-- | arch/arm/mach-msm/board-trout.h (renamed from arch/arm/mach-msm/board-dream.h) | 0 | ||||
-rw-r--r-- | arch/arm/mach-msm/devices.c | 78 | ||||
-rw-r--r-- | arch/arm/mach-msm/dma.c | 28 | ||||
-rw-r--r-- | arch/arm/mach-msm/include/mach/board.h | 11 | ||||
-rw-r--r-- | arch/arm/mach-msm/include/mach/dma.h | 2 | ||||
-rw-r--r-- | arch/arm/mach-msm/include/mach/vreg.h | 2 | ||||
-rw-r--r-- | arch/arm/mach-msm/irq.c | 4 | ||||
-rw-r--r-- | arch/arm/mach-msm/proc_comm.h | 102 | ||||
-rw-r--r-- | arch/arm/mach-msm/vreg.c | 154 |
19 files changed, 1664 insertions, 53 deletions
diff --git a/arch/arm/mach-msm/Makefile b/arch/arm/mach-msm/Makefile index 91e6f5c95dc1..86bad4f0dc7b 100644 --- a/arch/arm/mach-msm/Makefile +++ b/arch/arm/mach-msm/Makefile @@ -2,8 +2,9 @@ obj-y += io.o idle.o irq.o timer.o dma.o obj-y += devices.o obj-y += proc_comm.o obj-y += vreg.o +obj-y += acpuclock-arm11.o obj-y += clock.o clock-7x01a.o obj-$(CONFIG_MACH_HALIBUT) += board-halibut.o -obj-$(CONFIG_MACH_TROUT) += board-dream.o +obj-$(CONFIG_MACH_TROUT) += board-trout.o diff --git a/arch/arm/mach-msm/acpuclock-arm11.c b/arch/arm/mach-msm/acpuclock-arm11.c new file mode 100644 index 000000000000..af5e85b91d02 --- /dev/null +++ b/arch/arm/mach-msm/acpuclock-arm11.c @@ -0,0 +1,526 @@ +/* arch/arm/mach-msm/acpuclock.c + * + * MSM architecture clock driver + * + * Copyright (C) 2007 Google, Inc. + * Copyright (c) 2007 QUALCOMM Incorporated + * Author: San Mehat <san@android.com> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <linux/version.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/list.h> +#include <linux/errno.h> +#include <linux/string.h> +#include <linux/delay.h> +#include <linux/clk.h> +#include <linux/cpufreq.h> +#include <linux/mutex.h> +#include <linux/io.h> +#include <mach/board.h> +#include <mach/msm_iomap.h> + +#include "proc_comm.h" +#include "acpuclock.h" + + +#define A11S_CLK_CNTL_ADDR (MSM_CSR_BASE + 0x100) +#define A11S_CLK_SEL_ADDR (MSM_CSR_BASE + 0x104) +#define A11S_VDD_SVS_PLEVEL_ADDR (MSM_CSR_BASE + 0x124) + +/* + * ARM11 clock configuration for specific ACPU speeds + */ + +#define ACPU_PLL_TCXO -1 +#define ACPU_PLL_0 0 +#define ACPU_PLL_1 1 +#define ACPU_PLL_2 2 +#define ACPU_PLL_3 3 + +#define PERF_SWITCH_DEBUG 0 +#define PERF_SWITCH_STEP_DEBUG 0 + +struct clock_state +{ + struct clkctl_acpu_speed *current_speed; + struct mutex lock; + uint32_t acpu_switch_time_us; + uint32_t max_speed_delta_khz; + uint32_t vdd_switch_time_us; + unsigned long power_collapse_khz; + unsigned long wait_for_irq_khz; +}; + +static struct clk *ebi1_clk; +static struct clock_state drv_state = { 0 }; + +static void __init acpuclk_init(void); + +/* MSM7201A Levels 3-6 all correspond to 1.2V, level 7 corresponds to 1.325V. */ +enum { + VDD_0 = 0, + VDD_1 = 1, + VDD_2 = 2, + VDD_3 = 3, + VDD_4 = 3, + VDD_5 = 3, + VDD_6 = 3, + VDD_7 = 7, + VDD_END +}; + +struct clkctl_acpu_speed { + unsigned int a11clk_khz; + int pll; + unsigned int a11clk_src_sel; + unsigned int a11clk_src_div; + unsigned int ahbclk_khz; + unsigned int ahbclk_div; + int vdd; + unsigned int axiclk_khz; + unsigned long lpj; /* loops_per_jiffy */ +/* Index in acpu_freq_tbl[] for steppings. */ + short down; + short up; +}; + +/* + * ACPU speed table. Complete table is shown but certain speeds are commented + * out to optimized speed switching. Initalize loops_per_jiffy to 0. + * + * Table stepping up/down is optimized for 256mhz jumps while staying on the + * same PLL. + */ +#if (0) +static struct clkctl_acpu_speed acpu_freq_tbl[] = { + { 19200, ACPU_PLL_TCXO, 0, 0, 19200, 0, VDD_0, 30720, 0, 0, 8 }, + { 61440, ACPU_PLL_0, 4, 3, 61440, 0, VDD_0, 30720, 0, 0, 8 }, + { 81920, ACPU_PLL_0, 4, 2, 40960, 1, VDD_0, 61440, 0, 0, 8 }, + { 96000, ACPU_PLL_1, 1, 7, 48000, 1, VDD_0, 61440, 0, 0, 9 }, + { 122880, ACPU_PLL_0, 4, 1, 61440, 1, VDD_3, 61440, 0, 0, 8 }, + { 128000, ACPU_PLL_1, 1, 5, 64000, 1, VDD_3, 61440, 0, 0, 12 }, + { 176000, ACPU_PLL_2, 2, 5, 88000, 1, VDD_3, 61440, 0, 0, 11 }, + { 192000, ACPU_PLL_1, 1, 3, 64000, 2, VDD_3, 61440, 0, 0, 12 }, + { 245760, ACPU_PLL_0, 4, 0, 81920, 2, VDD_4, 61440, 0, 0, 12 }, + { 256000, ACPU_PLL_1, 1, 2, 128000, 2, VDD_5, 128000, 0, 0, 12 }, + { 264000, ACPU_PLL_2, 2, 3, 88000, 2, VDD_5, 128000, 0, 6, 13 }, + { 352000, ACPU_PLL_2, 2, 2, 88000, 3, VDD_5, 128000, 0, 6, 13 }, + { 384000, ACPU_PLL_1, 1, 1, 128000, 2, VDD_6, 128000, 0, 5, -1 }, + { 528000, ACPU_PLL_2, 2, 1, 132000, 3, VDD_7, 128000, 0, 11, -1 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, +}; +#else /* Table of freq we currently use. */ +static struct clkctl_acpu_speed acpu_freq_tbl[] = { + { 19200, ACPU_PLL_TCXO, 0, 0, 19200, 0, VDD_0, 30720, 0, 0, 4 }, + { 122880, ACPU_PLL_0, 4, 1, 61440, 1, VDD_3, 61440, 0, 0, 4 }, + { 128000, ACPU_PLL_1, 1, 5, 64000, 1, VDD_3, 61440, 0, 0, 6 }, + { 176000, ACPU_PLL_2, 2, 5, 88000, 1, VDD_3, 61440, 0, 0, 5 }, + { 245760, ACPU_PLL_0, 4, 0, 81920, 2, VDD_4, 61440, 0, 0, 5 }, + { 352000, ACPU_PLL_2, 2, 2, 88000, 3, VDD_5, 128000, 0, 3, 7 }, + { 384000, ACPU_PLL_1, 1, 1, 128000, 2, VDD_6, 128000, 0, 2, -1 }, + { 528000, ACPU_PLL_2, 2, 1, 132000, 3, VDD_7, 128000, 0, 5, -1 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, +}; +#endif + + +#ifdef CONFIG_CPU_FREQ_TABLE +static struct cpufreq_frequency_table freq_table[] = { + { 0, 122880 }, + { 1, 128000 }, + { 2, 245760 }, + { 3, 384000 }, + { 4, 528000 }, + { 5, CPUFREQ_TABLE_END }, +}; +#endif + +static int pc_pll_request(unsigned id, unsigned on) +{ + int res; + on = !!on; + +#if PERF_SWITCH_DEBUG + if (on) + printk(KERN_DEBUG "Enabling PLL %d\n", id); + else + printk(KERN_DEBUG "Disabling PLL %d\n", id); +#endif + + res = msm_proc_comm(PCOM_CLKCTL_RPC_PLL_REQUEST, &id, &on); + if (res < 0) + return res; + +#if PERF_SWITCH_DEBUG + if (on) + printk(KERN_DEBUG "PLL %d enabled\n", id); + else + printk(KERN_DEBUG "PLL %d disabled\n", id); +#endif + return res; +} + + +/*---------------------------------------------------------------------------- + * ARM11 'owned' clock control + *---------------------------------------------------------------------------*/ + +unsigned long acpuclk_power_collapse(void) { + int ret = acpuclk_get_rate(); + ret *= 1000; + if (ret > drv_state.power_collapse_khz) + acpuclk_set_rate(drv_state.power_collapse_khz, 1); + return ret; +} + +unsigned long acpuclk_get_wfi_rate(void) +{ + return drv_state.wait_for_irq_khz; +} + +unsigned long acpuclk_wait_for_irq(void) { + int ret = acpuclk_get_rate(); + ret *= 1000; + if (ret > drv_state.wait_for_irq_khz) + acpuclk_set_rate(drv_state.wait_for_irq_khz, 1); + return ret; +} + +static int acpuclk_set_vdd_level(int vdd) +{ + uint32_t current_vdd; + + current_vdd = readl(A11S_VDD_SVS_PLEVEL_ADDR) & 0x07; + +#if PERF_SWITCH_DEBUG + printk(KERN_DEBUG "acpuclock: Switching VDD from %u -> %d\n", + current_vdd, vdd); +#endif + writel((1 << 7) | (vdd << 3), A11S_VDD_SVS_PLEVEL_ADDR); + udelay(drv_state.vdd_switch_time_us); + if ((readl(A11S_VDD_SVS_PLEVEL_ADDR) & 0x7) != vdd) { +#if PERF_SWITCH_DEBUG + printk(KERN_ERR "acpuclock: VDD set failed\n"); +#endif + return -EIO; + } + +#if PERF_SWITCH_DEBUG + printk(KERN_DEBUG "acpuclock: VDD switched\n"); +#endif + return 0; +} + +/* Set proper dividers for the given clock speed. */ +static void acpuclk_set_div(const struct clkctl_acpu_speed *hunt_s) { + uint32_t reg_clkctl, reg_clksel, clk_div; + + /* AHB_CLK_DIV */ + clk_div = (readl(A11S_CLK_SEL_ADDR) >> 1) & 0x03; + /* + * If the new clock divider is higher than the previous, then + * program the divider before switching the clock + */ + if (hunt_s->ahbclk_div > clk_div) { + reg_clksel = readl(A11S_CLK_SEL_ADDR); + reg_clksel &= ~(0x3 << 1); + reg_clksel |= (hunt_s->ahbclk_div << 1); + writel(reg_clksel, A11S_CLK_SEL_ADDR); + } + if ((readl(A11S_CLK_SEL_ADDR) & 0x01) == 0) { + /* SRC0 */ + + /* Program clock source */ + reg_clkctl = readl(A11S_CLK_CNTL_ADDR); + reg_clkctl &= ~(0x07 << 4); + reg_clkctl |= (hunt_s->a11clk_src_sel << 4); + writel(reg_clkctl, A11S_CLK_CNTL_ADDR); + + /* Program clock divider */ + reg_clkctl = readl(A11S_CLK_CNTL_ADDR); + reg_clkctl &= ~0xf; + reg_clkctl |= hunt_s->a11clk_src_div; + writel(reg_clkctl, A11S_CLK_CNTL_ADDR); + + /* Program clock source selection */ + reg_clksel = readl(A11S_CLK_SEL_ADDR); + reg_clksel |= 1; /* CLK_SEL_SRC1NO == SRC1 */ + writel(reg_clksel, A11S_CLK_SEL_ADDR); + } else { + /* SRC1 */ + + /* Program clock source */ + reg_clkctl = readl(A11S_CLK_CNTL_ADDR); + reg_clkctl &= ~(0x07 << 12); + reg_clkctl |= (hunt_s->a11clk_src_sel << 12); + writel(reg_clkctl, A11S_CLK_CNTL_ADDR); + + /* Program clock divider */ + reg_clkctl = readl(A11S_CLK_CNTL_ADDR); + reg_clkctl &= ~(0xf << 8); + reg_clkctl |= (hunt_s->a11clk_src_div << 8); + writel(reg_clkctl, A11S_CLK_CNTL_ADDR); + + /* Program clock source selection */ + reg_clksel = readl(A11S_CLK_SEL_ADDR); + reg_clksel &= ~1; /* CLK_SEL_SRC1NO == SRC0 */ + writel(reg_clksel, A11S_CLK_SEL_ADDR); + } + + /* + * If the new clock divider is lower than the previous, then + * program the divider after switching the clock + */ + if (hunt_s->ahbclk_div < clk_div) { + reg_clksel = readl(A11S_CLK_SEL_ADDR); + reg_clksel &= ~(0x3 << 1); + reg_clksel |= (hunt_s->ahbclk_div << 1); + writel(reg_clksel, A11S_CLK_SEL_ADDR); + } +} + +int acpuclk_set_rate(unsigned long rate, int for_power_collapse) +{ + uint32_t reg_clkctl; + struct clkctl_acpu_speed *cur_s, *tgt_s, *strt_s; + int rc = 0; + unsigned int plls_enabled = 0, pll; + + strt_s = cur_s = drv_state.current_speed; + + WARN_ONCE(cur_s == NULL, "acpuclk_set_rate: not initialized\n"); + if (cur_s == NULL) + return -ENOENT; + + if (rate == (cur_s->a11clk_khz * 1000)) + return 0; + + for (tgt_s = acpu_freq_tbl; tgt_s->a11clk_khz != 0; tgt_s++) { + if (tgt_s->a11clk_khz == (rate / 1000)) + break; + } + + if (tgt_s->a11clk_khz == 0) + return -EINVAL; + + /* Choose the highest speed speed at or below 'rate' with same PLL. */ + if (for_power_collapse && tgt_s->a11clk_khz < cur_s->a11clk_khz) { + while (tgt_s->pll != ACPU_PLL_TCXO && tgt_s->pll != cur_s->pll) + tgt_s--; + } + + if (strt_s->pll != ACPU_PLL_TCXO) + plls_enabled |= 1 << strt_s->pll; + + if (!for_power_collapse) { + mutex_lock(&drv_state.lock); + if (strt_s->pll != tgt_s->pll && tgt_s->pll != ACPU_PLL_TCXO) { + rc = pc_pll_request(tgt_s->pll, 1); + if (rc < 0) { + pr_err("PLL%d enable failed (%d)\n", + tgt_s->pll, rc); + goto out; + } + plls_enabled |= 1 << tgt_s->pll; + } + /* Increase VDD if needed. */ + if (tgt_s->vdd > cur_s->vdd) { + if ((rc = acpuclk_set_vdd_level(tgt_s->vdd)) < 0) { + printk(KERN_ERR "Unable to switch ACPU vdd\n"); + goto out; + } + } + } + + /* Set wait states for CPU inbetween frequency changes */ + reg_clkctl = readl(A11S_CLK_CNTL_ADDR); + reg_clkctl |= (100 << 16); /* set WT_ST_CNT */ + writel(reg_clkctl, A11S_CLK_CNTL_ADDR); + +#if PERF_SWITCH_DEBUG + printk(KERN_INFO "acpuclock: Switching from ACPU rate %u -> %u\n", + strt_s->a11clk_khz * 1000, tgt_s->a11clk_khz * 1000); +#endif + + while (cur_s != tgt_s) { + /* + * Always jump to target freq if within 256mhz, regulardless of + * PLL. If differnece is greater, use the predefinied + * steppings in the table. + */ + int d = abs((int)(cur_s->a11clk_khz - tgt_s->a11clk_khz)); + if (d > drv_state.max_speed_delta_khz) { + /* Step up or down depending on target vs current. */ + int clk_index = tgt_s->a11clk_khz > cur_s->a11clk_khz ? + cur_s->up : cur_s->down; + if (clk_index < 0) { /* This should not happen. */ + printk(KERN_ERR "cur:%u target: %u\n", + cur_s->a11clk_khz, tgt_s->a11clk_khz); + rc = -EINVAL; + goto out; + } + cur_s = &acpu_freq_tbl[clk_index]; + } else { + cur_s = tgt_s; + } +#if PERF_SWITCH_STEP_DEBUG + printk(KERN_DEBUG "%s: STEP khz = %u, pll = %d\n", + __FUNCTION__, cur_s->a11clk_khz, cur_s->pll); +#endif + if (!for_power_collapse&& cur_s->pll != ACPU_PLL_TCXO + && !(plls_enabled & (1 << cur_s->pll))) { + rc = pc_pll_request(cur_s->pll, 1); + if (rc < 0) { + pr_err("PLL%d enable failed (%d)\n", + cur_s->pll, rc); + goto out; + } + plls_enabled |= 1 << cur_s->pll; + } + + acpuclk_set_div(cur_s); + drv_state.current_speed = cur_s; + /* Re-adjust lpj for the new clock speed. */ + loops_per_jiffy = cur_s->lpj; + udelay(drv_state.acpu_switch_time_us); + } + + /* Nothing else to do for power collapse. */ + if (for_power_collapse) + return 0; + + /* Disable PLLs we are not using anymore. */ + plls_enabled &= ~(1 << tgt_s->pll); + for (pll = ACPU_PLL_0; pll <= ACPU_PLL_2; pll++) + if (plls_enabled & (1 << pll)) { + rc = pc_pll_request(pll, 0); + if (rc < 0) { + pr_err("PLL%d disable failed (%d)\n", pll, rc); + goto out; + } + } + + /* Change the AXI bus frequency if we can. */ + if (strt_s->axiclk_khz != tgt_s->axiclk_khz) { + rc = clk_set_rate(ebi1_clk, tgt_s->axiclk_khz * 1000); + if (rc < 0) + pr_err("Setting AXI min rate failed!\n"); + } + + /* Drop VDD level if we can. */ + if (tgt_s->vdd < strt_s->vdd) { + if (acpuclk_set_vdd_level(tgt_s->vdd) < 0) + printk(KERN_ERR "acpuclock: Unable to drop ACPU vdd\n"); + } + +#if PERF_SWITCH_DEBUG + printk(KERN_DEBUG "%s: ACPU speed change complete\n", __FUNCTION__); +#endif +out: + if (!for_power_collapse) + mutex_unlock(&drv_state.lock); + return rc; +} + +static void __init acpuclk_init(void) +{ + struct clkctl_acpu_speed *speed; + uint32_t div, sel; + int rc; + + /* + * Determine the rate of ACPU clock + */ + + if (!(readl(A11S_CLK_SEL_ADDR) & 0x01)) { /* CLK_SEL_SRC1N0 */ + /* CLK_SRC0_SEL */ + sel = (readl(A11S_CLK_CNTL_ADDR) >> 12) & 0x7; + /* CLK_SRC0_DIV */ + div = (readl(A11S_CLK_CNTL_ADDR) >> 8) & 0x0f; + } else { + /* CLK_SRC1_SEL */ + sel = (readl(A11S_CLK_CNTL_ADDR) >> 4) & 0x07; + /* CLK_SRC1_DIV */ + div = readl(A11S_CLK_CNTL_ADDR) & 0x0f; + } + + for (speed = acpu_freq_tbl; speed->a11clk_khz != 0; speed++) { + if (speed->a11clk_src_sel == sel + && (speed->a11clk_src_div == div)) + break; + } + if (speed->a11clk_khz == 0) { + printk(KERN_WARNING "Warning - ACPU clock reports invalid speed\n"); + return; + } + + drv_state.current_speed = speed; + + rc = clk_set_rate(ebi1_clk, speed->axiclk_khz * 1000); + if (rc < 0) + pr_err("Setting AXI min rate failed!\n"); + + printk(KERN_INFO "ACPU running at %d KHz\n", speed->a11clk_khz); +} + +unsigned long acpuclk_get_rate(void) +{ + WARN_ONCE(drv_state.current_speed == NULL, + "acpuclk_get_rate: not initialized\n"); + if (drv_state.current_speed) + return drv_state.current_speed->a11clk_khz; + else + return 0; +} + +uint32_t acpuclk_get_switch_time(void) +{ + return drv_state.acpu_switch_time_us; +} + +/*---------------------------------------------------------------------------- + * Clock driver initialization + *---------------------------------------------------------------------------*/ + +/* Initalize the lpj field in the acpu_freq_tbl. */ +static void __init lpj_init(void) +{ + int i; + const struct clkctl_acpu_speed *base_clk = drv_state.current_speed; + for (i = 0; acpu_freq_tbl[i].a11clk_khz; i++) { + acpu_freq_tbl[i].lpj = cpufreq_scale(loops_per_jiffy, + base_clk->a11clk_khz, + acpu_freq_tbl[i].a11clk_khz); + } +} + +void __init msm_acpu_clock_init(struct msm_acpu_clock_platform_data *clkdata) +{ + pr_info("acpu_clock_init()\n"); + + ebi1_clk = clk_get(NULL, "ebi1_clk"); + + mutex_init(&drv_state.lock); + drv_state.acpu_switch_time_us = clkdata->acpu_switch_time_us; + drv_state.max_speed_delta_khz = clkdata->max_speed_delta_khz; + drv_state.vdd_switch_time_us = clkdata->vdd_switch_time_us; + drv_state.power_collapse_khz = clkdata->power_collapse_khz; + drv_state.wait_for_irq_khz = clkdata->wait_for_irq_khz; + acpuclk_init(); + lpj_init(); +#ifdef CONFIG_CPU_FREQ_TABLE + cpufreq_frequency_table_get_attr(freq_table, smp_processor_id()); +#endif +} diff --git a/arch/arm/mach-msm/acpuclock.h b/arch/arm/mach-msm/acpuclock.h new file mode 100644 index 000000000000..415de2eb9a5e --- /dev/null +++ b/arch/arm/mach-msm/acpuclock.h @@ -0,0 +1,32 @@ +/* arch/arm/mach-msm/acpuclock.h + * + * MSM architecture clock driver header + * + * Copyright (C) 2007 Google, Inc. + * Copyright (c) 2007 QUALCOMM Incorporated + * Author: San Mehat <san@android.com> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef __ARCH_ARM_MACH_MSM_ACPUCLOCK_H +#define __ARCH_ARM_MACH_MSM_ACPUCLOCK_H + +int acpuclk_set_rate(unsigned long rate, int for_power_collapse); +unsigned long acpuclk_get_rate(void); +uint32_t acpuclk_get_switch_time(void); +unsigned long acpuclk_wait_for_irq(void); +unsigned long acpuclk_power_collapse(void); +unsigned long acpuclk_get_wfi_rate(void); + + +#endif + diff --git a/arch/arm/mach-msm/board-halibut.c b/arch/arm/mach-msm/board-halibut.c index e61967dde9a1..acc22886e340 100644 --- a/arch/arm/mach-msm/board-halibut.c +++ b/arch/arm/mach-msm/board-halibut.c @@ -26,6 +26,7 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/flash.h> +#include <asm/setup.h> #include <mach/irqs.h> #include <mach/board.h> @@ -77,6 +78,15 @@ static void __init halibut_init(void) platform_add_devices(devices, ARRAY_SIZE(devices)); } +static void __init halibut_fixup(struct machine_desc *desc, struct tag *tags, + char **cmdline, struct meminfo *mi) +{ + mi->nr_banks=1; + mi->bank[0].start = PHYS_OFFSET; + mi->bank[0].node = PHYS_TO_NID(PHYS_OFFSET); + mi->bank[0].size = (101*1024*1024); +} + static void __init halibut_map_io(void) { msm_map_common_io(); @@ -84,7 +94,12 @@ static void __init halibut_map_io(void) } MACHINE_START(HALIBUT, "Halibut Board (QCT SURF7200A)") +#ifdef CONFIG_MSM_DEBUG_UART + .phys_io = MSM_DEBUG_UART_PHYS, + .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc, +#endif .boot_params = 0x10000100, + .fixup = halibut_fixup, .map_io = halibut_map_io, .init_irq = halibut_init_irq, .init_machine = halibut_init, diff --git a/arch/arm/mach-msm/board-mahimahi.c b/arch/arm/mach-msm/board-mahimahi.c new file mode 100644 index 000000000000..bcbefdfe7b5e --- /dev/null +++ b/arch/arm/mach-msm/board-mahimahi.c @@ -0,0 +1,87 @@ +/* linux/arch/arm/mach-msm/board-mahimahi.c + * + * Copyright (C) 2009 Google, Inc. + * Copyright (C) 2009 HTC Corporation. + * Author: Dima Zavin <dima@android.com> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <linux/delay.h> +#include <linux/gpio.h> +#include <linux/init.h> +#include <linux/input.h> +#include <linux/io.h> +#include <linux/kernel.h> +#include <linux/platform_device.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <asm/setup.h> + +#include <mach/board.h> +#include <mach/hardware.h> +#include <mach/system.h> + +#include "board-mahimahi.h" +#include "devices.h" +#include "proc_comm.h" + +static uint debug_uart; + +module_param_named(debug_uart, debug_uart, uint, 0); + +static struct platform_device *devices[] __initdata = { +#if !defined(CONFIG_MSM_SERIAL_DEBUGGER) + &msm_device_uart1, +#endif + &msm_device_uart_dm1, + &msm_device_nand, +}; + +static void __init mahimahi_init(void) +{ + platform_add_devices(devices, ARRAY_SIZE(devices)); +} + +static void __init mahimahi_fixup(struct machine_desc *desc, struct tag *tags, + char **cmdline, struct meminfo *mi) +{ + mi->nr_banks = 2; + mi->bank[0].start = PHYS_OFFSET; + mi->bank[0].node = PHYS_TO_NID(PHYS_OFFSET); + mi->bank[0].size = (219*1024*1024); + mi->bank[1].start = MSM_HIGHMEM_BASE; + mi->bank[1].node = PHYS_TO_NID(MSM_HIGHMEM_BASE); + mi->bank[1].size = MSM_HIGHMEM_SIZE; +} + +static void __init mahimahi_map_io(void) +{ + msm_map_common_io(); + msm_clock_init(); +} + +extern struct sys_timer msm_timer; + +MACHINE_START(MAHIMAHI, "mahimahi") +#ifdef CONFIG_MSM_DEBUG_UART + .phys_io = MSM_DEBUG_UART_PHYS, + .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc, +#endif + .boot_params = 0x20000100, + .fixup = mahimahi_fixup, + .map_io = mahimahi_map_io, + .init_irq = msm_init_irq, + .init_machine = mahimahi_init, + .timer = &msm_timer, +MACHINE_END diff --git a/arch/arm/mach-msm/board-msm7x27.c b/arch/arm/mach-msm/board-msm7x27.c new file mode 100644 index 000000000000..cccb9f3c9d01 --- /dev/null +++ b/arch/arm/mach-msm/board-msm7x27.c @@ -0,0 +1,179 @@ +/* + * Copyright (C) 2007 Google, Inc. + * Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved. + * Author: Brian Swetland <swetland@google.com> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/input.h> +#include <linux/io.h> +#include <linux/delay.h> +#include <linux/bootmem.h> +#include <linux/power_supply.h> + +#include <mach/hardware.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <asm/mach/flash.h> +#include <asm/setup.h> +#ifdef CONFIG_CACHE_L2X0 +#include <asm/hardware/cache-l2x0.h> +#endif + +#include <mach/vreg.h> +#include <mach/mpp.h> +#include <mach/gpio.h> +#include <mach/board.h> +#include <mach/msm_iomap.h> + +#include <linux/mtd/nand.h> +#include <linux/mtd/partitions.h> + +#include "devices.h" +#include "socinfo.h" +#include "clock.h" + +static struct resource smc91x_resources[] = { + [0] = { + .start = 0x9C004300, + .end = 0x9C0043ff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = MSM_GPIO_TO_INT(132), + .end = MSM_GPIO_TO_INT(132), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device smc91x_device = { + .name = "smc91x", + .id = 0, + .num_resources = ARRAY_SIZE(smc91x_resources), + .resource = smc91x_resources, +}; + +static struct platform_device *devices[] __initdata = { + &msm_device_uart3, + &msm_device_smd, + &msm_device_dmov, + &msm_device_nand, + &smc91x_device, +}; + +extern struct sys_timer msm_timer; + +static void __init msm7x2x_init_irq(void) +{ + msm_init_irq(); +} + +static void __init msm7x2x_init(void) +{ + if (socinfo_init() < 0) + BUG(); + + if (machine_is_msm7x25_ffa() || machine_is_msm7x27_ffa()) { + smc91x_resources[0].start = 0x98000300; + smc91x_resources[0].end = 0x980003ff; + smc91x_resources[1].start = MSM_GPIO_TO_INT(85); + smc91x_resources[1].end = MSM_GPIO_TO_INT(85); + if (gpio_tlmm_config(GPIO_CFG(85, 0, + GPIO_INPUT, + GPIO_PULL_DOWN, + GPIO_2MA), + GPIO_ENABLE)) { + printk(KERN_ERR + "%s: Err: Config GPIO-85 INT\n", + __func__); + } + } + + platform_add_devices(devices, ARRAY_SIZE(devices)); +} + +static void __init msm7x2x_map_io(void) +{ + msm_map_common_io(); + /* Technically dependent on the SoC but using machine_is + * macros since socinfo is not available this early and there + * are plans to restructure the code which will eliminate the + * need for socinfo. + */ + if (machine_is_msm7x27_surf() || machine_is_msm7x27_ffa()) + msm_clock_init(msm_clocks_7x27, msm_num_clocks_7x27); + + if (machine_is_msm7x25_surf() || machine_is_msm7x25_ffa()) + msm_clock_init(msm_clocks_7x25, msm_num_clocks_7x25); + +#ifdef CONFIG_CACHE_L2X0 + if (machine_is_msm7x27_surf() || machine_is_msm7x27_ffa()) { + /* 7x27 has 256KB L2 cache: + 64Kb/Way and 4-Way Associativity; + R/W latency: 3 cycles; + evmon/parity/share disabled. */ + l2x0_init(MSM_L2CC_BASE, 0x00068012, 0xfe000000); + } +#endif +} + +MACHINE_START(MSM7X27_SURF, "QCT MSM7x27 SURF") +#ifdef CONFIG_MSM_DEBUG_UART + .phys_io = MSM_DEBUG_UART_PHYS, + .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc, +#endif + .boot_params = PHYS_OFFSET + 0x100, + .map_io = msm7x2x_map_io, + .init_irq = msm7x2x_init_irq, + .init_machine = msm7x2x_init, + .timer = &msm_timer, +MACHINE_END + +MACHINE_START(MSM7X27_FFA, "QCT MSM7x27 FFA") +#ifdef CONFIG_MSM_DEBUG_UART + .phys_io = MSM_DEBUG_UART_PHYS, + .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc, +#endif + .boot_params = PHYS_OFFSET + 0x100, + .map_io = msm7x2x_map_io, + .init_irq = msm7x2x_init_irq, + .init_machine = msm7x2x_init, + .timer = &msm_timer, +MACHINE_END + +MACHINE_START(MSM7X25_SURF, "QCT MSM7x25 SURF") +#ifdef CONFIG_MSM_DEBUG_UART + .phys_io = MSM_DEBUG_UART_PHYS, + .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc, +#endif + .boot_params = PHYS_OFFSET + 0x100, + .map_io = msm7x2x_map_io, + .init_irq = msm7x2x_init_irq, + .init_machine = msm7x2x_init, + .timer = &msm_timer, +MACHINE_END + +MACHINE_START(MSM7X25_FFA, "QCT MSM7x25 FFA") +#ifdef CONFIG_MSM_DEBUG_UART + .phys_io = MSM_DEBUG_UART_PHYS, + .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc, +#endif + .boot_params = PHYS_OFFSET + 0x100, + .map_io = msm7x2x_map_io, + .init_irq = msm7x2x_init_irq, + .init_machine = msm7x2x_init, + .timer = &msm_timer, +MACHINE_END diff --git a/arch/arm/mach-msm/board-msm7x30.c b/arch/arm/mach-msm/board-msm7x30.c new file mode 100644 index 000000000000..af132ebd86c5 --- /dev/null +++ b/arch/arm/mach-msm/board-msm7x30.c @@ -0,0 +1,196 @@ +/* Copyright (c) 2009-2010, Code Aurora Forum. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +#include <linux/kernel.h> +#include <linux/irq.h> +#include <linux/gpio.h> +#include <linux/platform_device.h> +#include <linux/delay.h> +#include <linux/bootmem.h> +#include <linux/io.h> +#include <linux/smsc911x.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/setup.h> + +#include <mach/gpio.h> +#include <mach/board.h> +#include <mach/camera.h> +#include <mach/memory.h> +#include <mach/msm_iomap.h> +#include <mach/msm_hsusb.h> +#include <mach/dma.h> + +#include <mach/vreg.h> + +#include "devices.h" +#include "timer.h" +#include "socinfo.h" + +static struct resource smc91x_resources[] = { + [0] = { + .start = 0x8A000300, + .end = 0x8A0003ff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = MSM_GPIO_TO_INT(156), + .end = MSM_GPIO_TO_INT(156), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device smc91x_device = { + .name = "smc91x", + .id = 0, + .num_resources = ARRAY_SIZE(smc91x_resources), + .resource = smc91x_resources, +}; + +static struct smsc911x_platform_config smsc911x_config = { + .phy_interface = PHY_INTERFACE_MODE_MII, + .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, + .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL, + .flags = SMSC911X_USE_32BIT, +}; + +static struct resource smsc911x_resources[] = { + [0] = { + .start = 0x8D000000, + .end = 0x8D000100, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = MSM_GPIO_TO_INT(88), + .end = MSM_GPIO_TO_INT(88), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device smsc911x_device = { + .name = "smsc911x", + .id = -1, + .num_resources = ARRAY_SIZE(smsc911x_resources), + .resource = smsc911x_resources, + .dev = { + .platform_data = &smsc911x_config, + }, +}; + +static struct msm_gpio smsc911x_gpios[] = { + { GPIO_CFG(172, 2, GPIO_OUTPUT, GPIO_PULL_DOWN, GPIO_2MA), "ebi2_addr6" }, + { GPIO_CFG(173, 2, GPIO_OUTPUT, GPIO_PULL_DOWN, GPIO_2MA), "ebi2_addr5" }, + { GPIO_CFG(174, 2, GPIO_OUTPUT, GPIO_PULL_DOWN, GPIO_2MA), "ebi2_addr4" }, + { GPIO_CFG(175, 2, GPIO_OUTPUT, GPIO_PULL_DOWN, GPIO_2MA), "ebi2_addr3" }, + { GPIO_CFG(176, 2, GPIO_OUTPUT, GPIO_PULL_DOWN, GPIO_2MA), "ebi2_addr2" }, + { GPIO_CFG(177, 2, GPIO_OUTPUT, GPIO_PULL_DOWN, GPIO_2MA), "ebi2_addr1" }, + { GPIO_CFG(178, 2, GPIO_OUTPUT, GPIO_PULL_DOWN, GPIO_2MA), "ebi2_addr0" }, + { GPIO_CFG(88, 2, GPIO_INPUT, GPIO_PULL_UP, GPIO_2MA), "smsc911x_irq" }, +}; + +static void msm7x30_cfg_smsc911x(void) +{ + int rc; + + rc = msm_gpios_request_enable(smsc911x_gpios, + ARRAY_SIZE(smsc911x_gpios)); + if (rc) + pr_err("%s: unable to enable gpios\n", __func__); +} + +static struct platform_device *devices[] __initdata = { + &msm_device_smd, + &msm_device_dmov, + &smc91x_device, + &smsc911x_device, + &msm_device_nand, + &msm_device_uart_dm1, +}; + +static void __init msm7x30_init_irq(void) +{ + msm_init_irq(); +} + +static void __init msm_7x30_init_nand(void) +{ + int rc; + /* Enable GPIO 86 & 115 */ + rc = msm_gpios_request_enable(msm_nand_ebi2_cfg_data, + ARRAY_SIZE(msm_nand_ebi2_cfg_data)); + if (rc) + printk(KERN_ERR "%s: Failed to enable GPIO 86 & 115\n", + __func__); +} + +static void __init msm7x30_init(void) +{ + if (socinfo_init() < 0) + printk(KERN_ERR "%s: socinfo_init() failed!\n", + __func__); + msm_acpu_clock_init(&msm7x30_clock_data); + if (machine_is_msm7x30_surf() || machine_is_msm7x30_fluid()) + msm7x30_cfg_smsc911x(); + platform_add_devices(devices, ARRAY_SIZE(devices)); + msm_7x30_init_nand(); + buses_init(); +} + +static void __init msm7x30_map_io(void) +{ + msm_shared_ram_phys = 0x00000000; + msm_map_msm7x30_io(); + msm7x30_allocate_memory_regions(); + msm_clock_init(msm_clocks_7x30, msm_num_clocks_7x30); +} + +MACHINE_START(MSM7X30_SURF, "QCT MSM7X30 SURF") +#ifdef CONFIG_MSM_DEBUG_UART + .phys_io = MSM_DEBUG_UART_PHYS, + .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc, +#endif + .boot_params = PHYS_OFFSET + 0x100, + .map_io = msm7x30_map_io, + .init_irq = msm7x30_init_irq, + .init_machine = msm7x30_init, + .timer = &msm_timer, +MACHINE_END + +MACHINE_START(MSM7X30_FFA, "QCT MSM7X30 FFA") +#ifdef CONFIG_MSM_DEBUG_UART + .phys_io = MSM_DEBUG_UART_PHYS, + .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc, +#endif + .boot_params = PHYS_OFFSET + 0x100, + .map_io = msm7x30_map_io, + .init_irq = msm7x30_init_irq, + .init_machine = msm7x30_init, + .timer = &msm_timer, +MACHINE_END + +MACHINE_START(MSM7X30_FLUID, "QCT MSM7X30 FLUID") +#ifdef CONFIG_MSM_DEBUG_UART + .phys_io = MSM_DEBUG_UART_PHYS, + .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc, +#endif + .boot_params = PHYS_OFFSET + 0x100, + .map_io = msm7x30_map_io, + .init_irq = msm7x30_init_irq, + .init_machine = msm7x30_init, + .timer = &msm_timer, +MACHINE_END diff --git a/arch/arm/mach-msm/board-qsd8x50.c b/arch/arm/mach-msm/board-qsd8x50.c new file mode 100644 index 000000000000..a5e862c6ef7b --- /dev/null +++ b/arch/arm/mach-msm/board-qsd8x50.c @@ -0,0 +1,176 @@ +/* Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +#include <linux/kernel.h> +#include <linux/irq.h> +#include <linux/gpio.h> +#include <linux/platform_device.h> +#include <linux/bootmem.h> +#include <linux/delay.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/io.h> +#include <asm/setup.h> + +#include <mach/vreg.h> +#include <mach/mpp.h> +#include <mach/gpio.h> +#include <mach/board.h> +#include <mach/dma.h> +#include <mach/memory.h> + +#include "devices.h" +#include "timer.h" +#include "socinfo.h" +#include "proc_comm.h" + +#define MSM_SHARED_RAM_PHYS (MSM_SMI_BASE + 0x00100000) + +static struct resource smc91x_resources[] = { + [0] = { + .flags = IORESOURCE_MEM, + }, + [1] = { + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device smc91x_device = { + .name = "smc91x", + .id = 0, + .num_resources = ARRAY_SIZE(smc91x_resources), + .resource = smc91x_resources, +}; + +static struct platform_device *devices[] __initdata = { + &smc91x_device, + &msm_device_smd, + &msm_device_dmov, + &msm_device_nand, +}; + +static void __init qsd8x50_init_irq(void) +{ + msm_init_irq(); +} + +static void __init qsd8x50_init_host(void) +{ + if (machine_is_qsd8x50_ffa() || machine_is_qsd8x50a_ffa()) + return; + + vreg_usb = vreg_get(NULL, "boost"); + + if (IS_ERR(vreg_usb)) { + printk(KERN_ERR "%s: vreg get failed (%ld)\n", + __func__, PTR_ERR(vreg_usb)); + return; + } + + platform_device_register(&msm_device_hsusb_otg); +} + +static void __init qsd8x50_cfg_smc91x(void) +{ + int rc = 0; + + if (machine_is_qsd8x50_surf() || machine_is_qsd8x50a_surf()) { + smc91x_resources[0].start = 0x70000300; + smc91x_resources[0].end = 0x700003ff; + smc91x_resources[1].start = MSM_GPIO_TO_INT(156); + smc91x_resources[1].end = MSM_GPIO_TO_INT(156); + } else if (machine_is_qsd8x50_ffa() || machine_is_qsd8x50a_ffa()) { + smc91x_resources[0].start = 0x84000300; + smc91x_resources[0].end = 0x840003ff; + smc91x_resources[1].start = MSM_GPIO_TO_INT(87); + smc91x_resources[1].end = MSM_GPIO_TO_INT(87); + + rc = gpio_tlmm_config(GPIO_CFG(87, 0, GPIO_INPUT, + GPIO_PULL_DOWN, GPIO_2MA), + GPIO_ENABLE); + if (rc) { + printk(KERN_ERR "%s: gpio_tlmm_config=%d\n", + __func__, rc); + } + } else + printk(KERN_ERR "%s: invalid machine type\n", __func__); +} + +static void __init qsd8x50_init(void) +{ + if (socinfo_init() < 0) + printk(KERN_ERR "%s: socinfo_init() failed!\n", + __func__); + qsd8x50_cfg_smc91x(); + platform_add_devices(devices, ARRAY_SIZE(devices)); +} + +static void __init qsd8x50_map_io(void) +{ + msm_shared_ram_phys = MSM_SHARED_RAM_PHYS; + msm_map_qsd8x50_io(); + msm_clock_init(msm_clocks_8x50, msm_num_clocks_8x50); +} + +MACHINE_START(QSD8X50_SURF, "QCT QSD8X50 SURF") +#ifdef CONFIG_MSM_DEBUG_UART + .phys_io = MSM_DEBUG_UART_PHYS, + .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc, +#endif + .boot_params = PHYS_OFFSET + 0x100, + .map_io = qsd8x50_map_io, + .init_irq = qsd8x50_init_irq, + .init_machine = qsd8x50_init, + .timer = &msm_timer, +MACHINE_END + +MACHINE_START(QSD8X50_FFA, "QCT QSD8X50 FFA") +#ifdef CONFIG_MSM_DEBUG_UART + .phys_io = MSM_DEBUG_UART_PHYS, + .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc, +#endif + .boot_params = PHYS_OFFSET + 0x100, + .map_io = qsd8x50_map_io, + .init_irq = qsd8x50_init_irq, + .init_machine = qsd8x50_init, + .timer = &msm_timer, +MACHINE_END + +MACHINE_START(QSD8X50A_SURF, "QCT QSD8X50A SURF") +#ifdef CONFIG_MSM_DEBUG_UART + .phys_io = MSM_DEBUG_UART_PHYS, + .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc, +#endif + .boot_params = PHYS_OFFSET + 0x100, + .map_io = qsd8x50_map_io, + .init_irq = qsd8x50_init_irq, + .init_machine = qsd8x50_init, + .timer = &msm_timer, +MACHINE_END + +MACHINE_START(QSD8X50A_FFA, "QCT QSD8X50A FFA") +#ifdef CONFIG_MSM_DEBUG_UART + .phys_io = MSM_DEBUG_UART_PHYS, + .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc, +#endif + .boot_params = PHYS_OFFSET + 0x100, + .map_io = qsd8x50_map_io, + .init_irq = qsd8x50_init_irq, + .init_machine = qsd8x50_init, + .timer = &msm_timer, +MACHINE_END diff --git a/arch/arm/mach-msm/board-sapphire.c b/arch/arm/mach-msm/board-sapphire.c new file mode 100644 index 000000000000..2bc1b9d5623e --- /dev/null +++ b/arch/arm/mach-msm/board-sapphire.c @@ -0,0 +1,118 @@ +/* linux/arch/arm/mach-msm/board-sapphire.c + * Copyright (C) 2007-2009 HTC Corporation. + * Author: Thomas Tsai <thomas_tsai@htc.com> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. +*/ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/input.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/sysdev.h> + +#include <linux/delay.h> + +#include <asm/gpio.h> +#include <mach/hardware.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <asm/mach/flash.h> +#include <asm/system.h> +#include <mach/system.h> +#include <mach/vreg.h> +#include <mach/board.h> + +#include <asm/io.h> +#include <asm/delay.h> +#include <asm/setup.h> + +#include <linux/mtd/nand.h> +#include <linux/mtd/partitions.h> + +#include "gpio_chip.h" +#include "board-sapphire.h" +#include "proc_comm.h" +#include "devices.h" + +void msm_init_irq(void); +void msm_init_gpio(void); + +static struct platform_device *devices[] __initdata = { + &msm_device_smd, + &msm_device_dmov, + &msm_device_nand, + &msm_device_uart1, + &msm_device_uart3, +}; + +extern struct sys_timer msm_timer; + +static void __init sapphire_init_irq(void) +{ + msm_init_irq(); +} + +static void __init sapphire_init(void) +{ + platform_add_devices(devices, ARRAY_SIZE(devices)); +} + +static struct map_desc sapphire_io_desc[] __initdata = { + { + .virtual = SAPPHIRE_CPLD_BASE, + .pfn = __phys_to_pfn(SAPPHIRE_CPLD_START), + .length = SAPPHIRE_CPLD_SIZE, + .type = MT_DEVICE_NONSHARED + } +}; + +static void __init sapphire_fixup(struct machine_desc *desc, struct tag *tags, + char **cmdline, struct meminfo *mi) +{ + int smi_sz = parse_tag_smi((const struct tag *)tags); + + mi->nr_banks = 1; + mi->bank[0].start = PHYS_OFFSET; + mi->bank[0].node = PHYS_TO_NID(PHYS_OFFSET); + if (smi_sz == 32) { + mi->bank[0].size = (84*1024*1024); + } else if (smi_sz == 64) { + mi->bank[0].size = (101*1024*1024); + } else { + /* Give a default value when not get smi size */ + smi_sz = 64; + mi->bank[0].size = (101*1024*1024); + } +} + +static void __init sapphire_map_io(void) +{ + msm_map_common_io(); + iotable_init(sapphire_io_desc, ARRAY_SIZE(sapphire_io_desc)); + msm_clock_init(); +} + +MACHINE_START(SAPPHIRE, "sapphire") +/* Maintainer: Brian Swetland <swetland@google.com> */ +#ifdef CONFIG_MSM_DEBUG_UART + .phys_io = MSM_DEBUG_UART_PHYS, + .io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc, +#endif + .boot_params = PHYS_OFFSET + 0x100, + .fixup = sapphire_fixup, + .map_io = sapphire_map_io, + .init_irq = sapphire_init_irq, + .init_machine = sapphire_init, + .timer = &msm_timer, +MACHINE_END diff --git a/arch/arm/mach-msm/board-dream.c b/arch/arm/mach-msm/board-trout.c index 21afa8513168..9793ff45deb4 100644 --- a/arch/arm/mach-msm/board-dream.c +++ b/arch/arm/mach-msm/board-trout.c @@ -1,4 +1,4 @@ -/* linux/arch/arm/mach-msm/board-dream.c +/* linux/arch/arm/mach-msm/board-trout.c * * Copyright (C) 2009 Google, Inc. * Author: Brian Swetland <swetland@google.com> @@ -28,7 +28,7 @@ #include <mach/msm_iomap.h> #include "devices.h" -#include "board-dream.h" +#include "board-trout.h" static struct platform_device *devices[] __initdata = { &msm_device_uart3, diff --git a/arch/arm/mach-msm/board-dream.h b/arch/arm/mach-msm/board-trout.h index 4f345a5a0a61..4f345a5a0a61 100644 --- a/arch/arm/mach-msm/board-dream.h +++ b/arch/arm/mach-msm/board-trout.h diff --git a/arch/arm/mach-msm/devices.c b/arch/arm/mach-msm/devices.c index 31b6b30e98bf..982f1da60160 100644 --- a/arch/arm/mach-msm/devices.c +++ b/arch/arm/mach-msm/devices.c @@ -24,6 +24,8 @@ #include <linux/mtd/nand.h> #include <linux/mtd/partitions.h> +#include <mach/mmc.h> + static struct resource resources_uart1[] = { { .start = INT_UART1, @@ -163,8 +165,19 @@ static struct resource resources_sdc1[] = { }, { .start = INT_SDC1_0, + .end = INT_SDC1_0, + .flags = IORESOURCE_IRQ, + .name = "cmd_irq", + }, + { + .start = INT_SDC1_1, .end = INT_SDC1_1, .flags = IORESOURCE_IRQ, + .name = "pio_irq", + }, + { + .flags = IORESOURCE_IRQ | IORESOURCE_DISABLED, + .name = "status_irq" }, { .start = 8, @@ -181,8 +194,19 @@ static struct resource resources_sdc2[] = { }, { .start = INT_SDC2_0, + .end = INT_SDC2_0, + .flags = IORESOURCE_IRQ, + .name = "cmd_irq", + }, + { + .start = INT_SDC2_1, .end = INT_SDC2_1, .flags = IORESOURCE_IRQ, + .name = "pio_irq", + }, + { + .flags = IORESOURCE_IRQ | IORESOURCE_DISABLED, + .name = "status_irq" }, { .start = 8, @@ -199,8 +223,19 @@ static struct resource resources_sdc3[] = { }, { .start = INT_SDC3_0, + .end = INT_SDC3_0, + .flags = IORESOURCE_IRQ, + .name = "cmd_irq", + }, + { + .start = INT_SDC3_1, .end = INT_SDC3_1, .flags = IORESOURCE_IRQ, + .name = "pio_irq", + }, + { + .flags = IORESOURCE_IRQ | IORESOURCE_DISABLED, + .name = "status_irq" }, { .start = 8, @@ -217,8 +252,19 @@ static struct resource resources_sdc4[] = { }, { .start = INT_SDC4_0, + .end = INT_SDC4_0, + .flags = IORESOURCE_IRQ, + .name = "cmd_irq", + }, + { + .start = INT_SDC4_1, .end = INT_SDC4_1, .flags = IORESOURCE_IRQ, + .name = "pio_irq", + }, + { + .flags = IORESOURCE_IRQ | IORESOURCE_DISABLED, + .name = "status_irq" }, { .start = 8, @@ -266,3 +312,35 @@ struct platform_device msm_device_sdc4 = { .coherent_dma_mask = 0xffffffff, }, }; + +static struct platform_device *msm_sdcc_devices[] __initdata = { + &msm_device_sdc1, + &msm_device_sdc2, + &msm_device_sdc3, + &msm_device_sdc4, +}; + +int __init msm_add_sdcc(unsigned int controller, struct mmc_platform_data *plat, + unsigned int stat_irq, unsigned long stat_irq_flags) +{ + struct platform_device *pdev; + struct resource *res; + + if (controller < 1 || controller > 4) + return -EINVAL; + + pdev = msm_sdcc_devices[controller-1]; + pdev->dev.platform_data = plat; + + res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "status_irq"); + if (!res) + return -EINVAL; + else if (stat_irq) { + res->start = res->end = stat_irq; + res->flags &= ~IORESOURCE_DISABLED; + res->flags |= stat_irq_flags; + } + + return platform_device_register(pdev); +} + diff --git a/arch/arm/mach-msm/dma.c b/arch/arm/mach-msm/dma.c index f5420f9585c5..d029d1f5f9e2 100644 --- a/arch/arm/mach-msm/dma.c +++ b/arch/arm/mach-msm/dma.c @@ -13,6 +13,8 @@ * */ +#include <linux/clk.h> +#include <linux/err.h> #include <linux/io.h> #include <linux/interrupt.h> #include <mach/dma.h> @@ -26,6 +28,7 @@ enum { }; static DEFINE_SPINLOCK(msm_dmov_lock); +static struct clk *msm_dmov_clk; static unsigned int channel_active; static struct list_head ready_commands[MSM_DMOV_CHANNEL_COUNT]; static struct list_head active_commands[MSM_DMOV_CHANNEL_COUNT]; @@ -54,6 +57,9 @@ void msm_dmov_enqueue_cmd(unsigned id, struct msm_dmov_cmd *cmd) unsigned int status; spin_lock_irqsave(&msm_dmov_lock, irq_flags); + if (!channel_active) + clk_enable(msm_dmov_clk); + dsb(); status = readl(DMOV_STATUS(id)); if (list_empty(&ready_commands[id]) && (status & DMOV_STATUS_CMD_PTR_RDY)) { @@ -63,6 +69,8 @@ void msm_dmov_enqueue_cmd(unsigned id, struct msm_dmov_cmd *cmd) writel(DMOV_CONFIG_IRQ_EN, DMOV_CONFIG(id)); } #endif + if (cmd->execute_func) + cmd->execute_func(cmd); PRINT_IO("msm_dmov_enqueue_cmd(%d), start command, status %x\n", id, status); list_add_tail(&cmd->list, &active_commands[id]); if (!channel_active) @@ -70,6 +78,8 @@ void msm_dmov_enqueue_cmd(unsigned id, struct msm_dmov_cmd *cmd) channel_active |= 1U << id; writel(cmd->cmdptr, DMOV_CMD_PTR(id)); } else { + if (!channel_active) + clk_disable(msm_dmov_clk); if (list_empty(&active_commands[id])) PRINT_ERROR("msm_dmov_enqueue_cmd(%d), error datamover stalled, status %x\n", id, status); @@ -108,6 +118,7 @@ int msm_dmov_exec_cmd(unsigned id, unsigned int cmdptr) cmd.dmov_cmd.cmdptr = cmdptr; cmd.dmov_cmd.complete_func = dmov_exec_cmdptr_complete_func; + cmd.dmov_cmd.execute_func = NULL; cmd.id = id; init_completion(&cmd.complete); @@ -165,6 +176,7 @@ static irqreturn_t msm_datamover_irq_handler(int irq, void *dev_id) "for %p, result %x\n", id, cmd, ch_result); if (cmd) { list_del(&cmd->list); + dsb(); cmd->complete_func(cmd, ch_result, NULL); } } @@ -181,6 +193,7 @@ static irqreturn_t msm_datamover_irq_handler(int irq, void *dev_id) PRINT_FLOW("msm_datamover_irq_handler id %d, flush, result %x, flush0 %x\n", id, ch_result, errdata.flush[0]); if (cmd) { list_del(&cmd->list); + dsb(); cmd->complete_func(cmd, ch_result, &errdata); } } @@ -198,6 +211,7 @@ static irqreturn_t msm_datamover_irq_handler(int irq, void *dev_id) PRINT_ERROR("msm_datamover_irq_handler id %d, error, result %x, flush0 %x\n", id, ch_result, errdata.flush[0]); if (cmd) { list_del(&cmd->list); + dsb(); cmd->complete_func(cmd, ch_result, &errdata); } /* this does not seem to work, once we get an error */ @@ -210,6 +224,8 @@ static irqreturn_t msm_datamover_irq_handler(int irq, void *dev_id) cmd = list_entry(ready_commands[id].next, typeof(*cmd), list); list_del(&cmd->list); list_add_tail(&cmd->list, &active_commands[id]); + if (cmd->execute_func) + cmd->execute_func(cmd); PRINT_FLOW("msm_datamover_irq_handler id %d, start command\n", id); writel(cmd->cmdptr, DMOV_CMD_PTR(id)); } @@ -219,8 +235,10 @@ static irqreturn_t msm_datamover_irq_handler(int irq, void *dev_id) PRINT_FLOW("msm_datamover_irq_handler id %d, status %x\n", id, ch_status); } - if (!channel_active) - disable_irq(INT_ADM_AARM); + if (!channel_active) { + disable_irq_nosync(INT_ADM_AARM); + clk_disable(msm_dmov_clk); + } spin_unlock_irqrestore(&msm_dmov_lock, irq_flags); return IRQ_HANDLED; @@ -230,11 +248,17 @@ static int __init msm_init_datamover(void) { int i; int ret; + struct clk *clk; + for (i = 0; i < MSM_DMOV_CHANNEL_COUNT; i++) { INIT_LIST_HEAD(&ready_commands[i]); INIT_LIST_HEAD(&active_commands[i]); writel(DMOV_CONFIG_IRQ_EN | DMOV_CONFIG_FORCE_TOP_PTR_RSLT | DMOV_CONFIG_FORCE_FLUSH_RSLT, DMOV_CONFIG(i)); } + clk = clk_get(NULL, "adm_clk"); + if (IS_ERR(clk)) + return PTR_ERR(clk); + msm_dmov_clk = clk; ret = request_irq(INT_ADM_AARM, msm_datamover_irq_handler, 0, "msmdatamover", NULL); if (ret) return ret; diff --git a/arch/arm/mach-msm/include/mach/board.h b/arch/arm/mach-msm/include/mach/board.h index 264d62e519f3..fb12fd87bb81 100644 --- a/arch/arm/mach-msm/include/mach/board.h +++ b/arch/arm/mach-msm/include/mach/board.h @@ -27,6 +27,16 @@ struct msm_mddi_platform_data unsigned has_vsync_irq:1; }; +struct msm_acpu_clock_platform_data +{ + uint32_t acpu_switch_time_us; + uint32_t max_speed_delta_khz; + uint32_t vdd_switch_time_us; + unsigned long power_collapse_khz; + unsigned long wait_for_irq_khz; +}; + + /* common init routines for use by arch/arm/mach-msm/board-*.c */ void __init msm_add_devices(void); @@ -34,5 +44,6 @@ void __init msm_map_common_io(void); void __init msm_init_irq(void); void __init msm_init_gpio(void); void __init msm_clock_init(void); +void __init msm_acpu_clock_init(struct msm_acpu_clock_platform_data *); #endif diff --git a/arch/arm/mach-msm/include/mach/dma.h b/arch/arm/mach-msm/include/mach/dma.h index 5ab5bdffab07..78b0ffdf27e8 100644 --- a/arch/arm/mach-msm/include/mach/dma.h +++ b/arch/arm/mach-msm/include/mach/dma.h @@ -28,6 +28,8 @@ struct msm_dmov_cmd { void (*complete_func)(struct msm_dmov_cmd *cmd, unsigned int result, struct msm_dmov_errdata *err); + void (*execute_func)(struct msm_dmov_cmd *cmd); + void *data; }; void msm_dmov_enqueue_cmd(unsigned id, struct msm_dmov_cmd *cmd); diff --git a/arch/arm/mach-msm/include/mach/vreg.h b/arch/arm/mach-msm/include/mach/vreg.h index 9f9e25cb718e..6626e7864e28 100644 --- a/arch/arm/mach-msm/include/mach/vreg.h +++ b/arch/arm/mach-msm/include/mach/vreg.h @@ -23,7 +23,7 @@ struct vreg *vreg_get(struct device *dev, const char *id); void vreg_put(struct vreg *vreg); int vreg_enable(struct vreg *vreg); -void vreg_disable(struct vreg *vreg); +int vreg_disable(struct vreg *vreg); int vreg_set_level(struct vreg *vreg, unsigned mv); #endif diff --git a/arch/arm/mach-msm/irq.c b/arch/arm/mach-msm/irq.c index 69ca0dd79bdf..6c8d5f8caef3 100644 --- a/arch/arm/mach-msm/irq.c +++ b/arch/arm/mach-msm/irq.c @@ -101,11 +101,11 @@ static int msm_irq_set_type(unsigned int irq, unsigned int flow_type) if (flow_type & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING)) { writel(readl(treg) | b, treg); - set_irq_handler(irq, handle_edge_irq); + irq_desc[irq].handle_irq = handle_edge_irq; } if (flow_type & (IRQF_TRIGGER_HIGH | IRQF_TRIGGER_LOW)) { writel(readl(treg) & (~b), treg); - set_irq_handler(irq, handle_level_irq); + irq_desc[irq].handle_irq = handle_level_irq; } return 0; } diff --git a/arch/arm/mach-msm/proc_comm.h b/arch/arm/mach-msm/proc_comm.h index 834760f25692..235076533c03 100644 --- a/arch/arm/mach-msm/proc_comm.h +++ b/arch/arm/mach-msm/proc_comm.h @@ -62,19 +62,104 @@ enum { PCOM_RESET_CHIP_IMM, PCOM_PM_VID_EN, PCOM_VREG_PULLDOWN, + PCOM_GET_MODEM_VERSION, + PCOM_CLK_REGIME_SEC_RESET, + PCOM_CLK_REGIME_SEC_RESET_ASSERT, + PCOM_CLK_REGIME_SEC_RESET_DEASSERT, + PCOM_CLK_REGIME_SEC_PLL_REQUEST_WRP, + PCOM_CLK_REGIME_SEC_ENABLE, + PCOM_CLK_REGIME_SEC_DISABLE, + PCOM_CLK_REGIME_SEC_IS_ON, + PCOM_CLK_REGIME_SEC_SEL_CLK_INV, + PCOM_CLK_REGIME_SEC_SEL_CLK_SRC, + PCOM_CLK_REGIME_SEC_SEL_CLK_DIV, + PCOM_CLK_REGIME_SEC_ICODEC_CLK_ENABLE, + PCOM_CLK_REGIME_SEC_ICODEC_CLK_DISABLE, + PCOM_CLK_REGIME_SEC_SEL_SPEED, + PCOM_CLK_REGIME_SEC_CONFIG_GP_CLK_WRP, + PCOM_CLK_REGIME_SEC_CONFIG_MDH_CLK_WRP, + PCOM_CLK_REGIME_SEC_USB_XTAL_ON, + PCOM_CLK_REGIME_SEC_USB_XTAL_OFF, + PCOM_CLK_REGIME_SEC_SET_QDSP_DME_MODE, + PCOM_CLK_REGIME_SEC_SWITCH_ADSP_CLK, + PCOM_CLK_REGIME_SEC_GET_MAX_ADSP_CLK_KHZ, + PCOM_CLK_REGIME_SEC_GET_I2C_CLK_KHZ, + PCOM_CLK_REGIME_SEC_MSM_GET_CLK_FREQ_KHZ, + PCOM_CLK_REGIME_SEC_SEL_VFE_SRC, + PCOM_CLK_REGIME_SEC_MSM_SEL_CAMCLK, + PCOM_CLK_REGIME_SEC_MSM_SEL_LCDCLK, + PCOM_CLK_REGIME_SEC_VFE_RAIL_OFF, + PCOM_CLK_REGIME_SEC_VFE_RAIL_ON, + PCOM_CLK_REGIME_SEC_GRP_RAIL_OFF, + PCOM_CLK_REGIME_SEC_GRP_RAIL_ON, + PCOM_CLK_REGIME_SEC_VDC_RAIL_OFF, + PCOM_CLK_REGIME_SEC_VDC_RAIL_ON, + PCOM_CLK_REGIME_SEC_LCD_CTRL, + PCOM_CLK_REGIME_SEC_REGISTER_FOR_CPU_RESOURCE, + PCOM_CLK_REGIME_SEC_DEREGISTER_FOR_CPU_RESOURCE, + PCOM_CLK_REGIME_SEC_RESOURCE_REQUEST_WRP, + PCOM_CLK_REGIME_MSM_SEC_SEL_CLK_OWNER, + PCOM_CLK_REGIME_SEC_DEVMAN_REQUEST_WRP, + PCOM_GPIO_CONFIG, + PCOM_GPIO_CONFIGURE_GROUP, + PCOM_GPIO_TLMM_SET_PORT, + PCOM_GPIO_TLMM_CONFIG_EX, + PCOM_SET_FTM_BOOT_COUNT, + PCOM_RESERVED0, + PCOM_RESERVED1, + PCOM_CUSTOMER_CMD1, + PCOM_CUSTOMER_CMD2, + PCOM_CUSTOMER_CMD3, + PCOM_CLK_REGIME_ENTER_APPSBL_CHG_MODE, + PCOM_CLK_REGIME_EXIT_APPSBL_CHG_MODE, + PCOM_CLK_REGIME_SEC_RAIL_DISABLE, + PCOM_CLK_REGIME_SEC_RAIL_ENABLE, + PCOM_CLK_REGIME_SEC_RAIL_CONTROL, + PCOM_SET_SW_WATCHDOG_STATE, + PCOM_PM_MPP_CONFIG_DIGITAL_INPUT, + PCOM_PM_MPP_CONFIG_I_SINK, + PCOM_RESERVED_101, + PCOM_MSM_HSUSB_PHY_RESET, + PCOM_GET_BATT_MV_LEVEL, + PCOM_CHG_USB_IS_PC_CONNECTED, + PCOM_CHG_USB_IS_CHARGER_CONNECTED, + PCOM_CHG_USB_IS_DISCONNECTED, + PCOM_CHG_USB_IS_AVAILABLE, + PCOM_CLK_REGIME_SEC_MSM_SEL_FREQ, + PCOM_CLK_REGIME_SEC_SET_PCLK_AXI_POLICY, + PCOM_CLKCTL_RPC_RESET_ASSERT, + PCOM_CLKCTL_RPC_RESET_DEASSERT, + PCOM_CLKCTL_RPC_RAIL_ON, + PCOM_CLKCTL_RPC_RAIL_OFF, + PCOM_CLKCTL_RPC_RAIL_ENABLE, + PCOM_CLKCTL_RPC_RAIL_DISABLE, + PCOM_CLKCTL_RPC_RAIL_CONTROL, + PCOM_CLKCTL_RPC_MIN_MSMC1, PCOM_NUM_CMDS, }; enum { - PCOM_INVALID_STATUS = 0x0, - PCOM_READY, - PCOM_CMD_RUNNING, - PCOM_CMD_SUCCESS, - PCOM_CMD_FAIL, + PCOM_INVALID_STATUS = 0x0, + PCOM_READY, + PCOM_CMD_RUNNING, + PCOM_CMD_SUCCESS, + PCOM_CMD_FAIL, + PCOM_CMD_FAIL_FALSE_RETURNED, + PCOM_CMD_FAIL_CMD_OUT_OF_BOUNDS_SERVER, + PCOM_CMD_FAIL_CMD_OUT_OF_BOUNDS_CLIENT, + PCOM_CMD_FAIL_CMD_UNREGISTERED, + PCOM_CMD_FAIL_CMD_LOCKED, + PCOM_CMD_FAIL_SERVER_NOT_YET_READY, + PCOM_CMD_FAIL_BAD_DESTINATION, + PCOM_CMD_FAIL_SERVER_RESET, + PCOM_CMD_FAIL_SMSM_NOT_INIT, + PCOM_CMD_FAIL_PROC_COMM_BUSY, + PCOM_CMD_FAIL_PROC_COMM_NOT_INIT, + }; /* List of VREGs that support the Pull Down Resistor setting. */ -enum { +enum vreg_pdown_id { PM_VREG_PDOWN_MSMA_ID, PM_VREG_PDOWN_MSMP_ID, PM_VREG_PDOWN_MSME1_ID, /* Not supported in Panoramix */ @@ -131,6 +216,11 @@ enum { PM_VREG_PDOWN_XO_ID = PM_VREG_PDOWN_TCXO_ID }; +enum { + PCOM_CLKRGM_APPS_RESET_USB_PHY = 34, + PCOM_CLKRGM_APPS_RESET_USBH = 37, +}; + /* gpio info for PCOM_RPC_GPIO_TLMM_CONFIG_EX */ #define GPIO_ENABLE 0 diff --git a/arch/arm/mach-msm/vreg.c b/arch/arm/mach-msm/vreg.c index fcb0b9f25684..a9103bc6615f 100644 --- a/arch/arm/mach-msm/vreg.c +++ b/arch/arm/mach-msm/vreg.c @@ -1,6 +1,7 @@ /* arch/arm/mach-msm/vreg.c * * Copyright (C) 2008 Google, Inc. + * Copyright (c) 2009, Code Aurora Forum. All rights reserved. * Author: Brian Swetland <swetland@google.com> * * This software is licensed under the terms of the GNU General Public @@ -18,6 +19,7 @@ #include <linux/device.h> #include <linux/init.h> #include <linux/debugfs.h> +#include <linux/string.h> #include <mach/vreg.h> #include "proc_comm.h" @@ -25,42 +27,62 @@ struct vreg { const char *name; unsigned id; + int status; + unsigned refcnt; }; -#define VREG(_name, _id) { .name = _name, .id = _id, } +#define VREG(_name, _id, _status, _refcnt) \ + { .name = _name, .id = _id, .status = _status, .refcnt = _refcnt } static struct vreg vregs[] = { - VREG("msma", 0), - VREG("msmp", 1), - VREG("msme1", 2), - VREG("msmc1", 3), - VREG("msmc2", 4), - VREG("gp3", 5), - VREG("msme2", 6), - VREG("gp4", 7), - VREG("gp1", 8), - VREG("tcxo", 9), - VREG("pa", 10), - VREG("rftx", 11), - VREG("rfrx1", 12), - VREG("rfrx2", 13), - VREG("synt", 14), - VREG("wlan", 15), - VREG("usb", 16), - VREG("boost", 17), - VREG("mmc", 18), - VREG("ruim", 19), - VREG("msmc0", 20), - VREG("gp2", 21), - VREG("gp5", 22), - VREG("gp6", 23), - VREG("rf", 24), - VREG("rf_vco", 26), - VREG("mpll", 27), - VREG("s2", 28), - VREG("s3", 29), - VREG("rfubm", 30), - VREG("ncp", 31), + VREG("msma", 0, 0, 0), + VREG("msmp", 1, 0, 0), + VREG("msme1", 2, 0, 0), + VREG("msmc1", 3, 0, 0), + VREG("msmc2", 4, 0, 0), + VREG("gp3", 5, 0, 0), + VREG("msme2", 6, 0, 0), + VREG("gp4", 7, 0, 0), + VREG("gp1", 8, 0, 0), + VREG("tcxo", 9, 0, 0), + VREG("pa", 10, 0, 0), + VREG("rftx", 11, 0, 0), + VREG("rfrx1", 12, 0, 0), + VREG("rfrx2", 13, 0, 0), + VREG("synt", 14, 0, 0), + VREG("wlan", 15, 0, 0), + VREG("usb", 16, 0, 0), + VREG("boost", 17, 0, 0), + VREG("mmc", 18, 0, 0), + VREG("ruim", 19, 0, 0), + VREG("msmc0", 20, 0, 0), + VREG("gp2", 21, 0, 0), + VREG("gp5", 22, 0, 0), + VREG("gp6", 23, 0, 0), + VREG("rf", 24, 0, 0), + VREG("rf_vco", 26, 0, 0), + VREG("mpll", 27, 0, 0), + VREG("s2", 28, 0, 0), + VREG("s3", 29, 0, 0), + VREG("rfubm", 30, 0, 0), + VREG("ncp", 31, 0, 0), + VREG("gp7", 32, 0, 0), + VREG("gp8", 33, 0, 0), + VREG("gp9", 34, 0, 0), + VREG("gp10", 35, 0, 0), + VREG("gp11", 36, 0, 0), + VREG("gp12", 37, 0, 0), + VREG("gp13", 38, 0, 0), + VREG("gp14", 39, 0, 0), + VREG("gp15", 40, 0, 0), + VREG("gp16", 41, 0, 0), + VREG("gp17", 42, 0, 0), + VREG("s4", 43, 0, 0), + VREG("usb2", 44, 0, 0), + VREG("wlan2", 45, 0, 0), + VREG("xo_out", 46, 0, 0), + VREG("lvsw0", 47, 0, 0), + VREG("lvsw1", 48, 0, 0), }; struct vreg *vreg_get(struct device *dev, const char *id) @@ -70,7 +92,7 @@ struct vreg *vreg_get(struct device *dev, const char *id) if (!strcmp(vregs[n].name, id)) return vregs + n; } - return 0; + return ERR_PTR(-ENOENT); } void vreg_put(struct vreg *vreg) @@ -81,20 +103,39 @@ int vreg_enable(struct vreg *vreg) { unsigned id = vreg->id; unsigned enable = 1; - return msm_proc_comm(PCOM_VREG_SWITCH, &id, &enable); + + if (vreg->refcnt == 0) + vreg->status = msm_proc_comm(PCOM_VREG_SWITCH, &id, &enable); + + if ((vreg->refcnt < UINT_MAX) && (!vreg->status)) + vreg->refcnt++; + + return vreg->status; } -void vreg_disable(struct vreg *vreg) +int vreg_disable(struct vreg *vreg) { unsigned id = vreg->id; unsigned enable = 0; - msm_proc_comm(PCOM_VREG_SWITCH, &id, &enable); + + if (!vreg->refcnt) + return 0; + + if (vreg->refcnt == 1) + vreg->status = msm_proc_comm(PCOM_VREG_SWITCH, &id, &enable); + + if (!vreg->status) + vreg->refcnt--; + + return vreg->status; } int vreg_set_level(struct vreg *vreg, unsigned mv) { unsigned id = vreg->id; - return msm_proc_comm(PCOM_VREG_SET_LEVEL, &id, &mv); + + vreg->status = msm_proc_comm(PCOM_VREG_SET_LEVEL, &id, &mv); + return vreg->status; } #if defined(CONFIG_DEBUG_FS) @@ -118,24 +159,59 @@ static int vreg_debug_set(void *data, u64 val) static int vreg_debug_get(void *data, u64 *val) { - return -ENOSYS; + struct vreg *vreg = data; + + if (!vreg->status) + *val = 0; + else + *val = 1; + + return 0; +} + +static int vreg_debug_count_set(void *data, u64 val) +{ + struct vreg *vreg = data; + if (val > UINT_MAX) + val = UINT_MAX; + vreg->refcnt = val; + return 0; +} + +static int vreg_debug_count_get(void *data, u64 *val) +{ + struct vreg *vreg = data; + + *val = vreg->refcnt; + + return 0; } DEFINE_SIMPLE_ATTRIBUTE(vreg_fops, vreg_debug_get, vreg_debug_set, "%llu\n"); +DEFINE_SIMPLE_ATTRIBUTE(vreg_count_fops, vreg_debug_count_get, + vreg_debug_count_set, "%llu\n"); static int __init vreg_debug_init(void) { struct dentry *dent; int n; + char name[32]; + const char *refcnt_name = "_refcnt"; dent = debugfs_create_dir("vreg", 0); if (IS_ERR(dent)) return 0; - for (n = 0; n < ARRAY_SIZE(vregs); n++) + for (n = 0; n < ARRAY_SIZE(vregs); n++) { (void) debugfs_create_file(vregs[n].name, 0644, dent, vregs + n, &vreg_fops); + strlcpy(name, vregs[n].name, sizeof(name)); + strlcat(name, refcnt_name, sizeof(name)); + (void) debugfs_create_file(name, 0644, + dent, vregs + n, &vreg_count_fops); + } + return 0; } |