diff options
author | Tony Lindgren <tony@atomide.com> | 2012-11-06 17:06:37 -0800 |
---|---|---|
committer | Tony Lindgren <tony@atomide.com> | 2012-11-06 17:06:37 -0800 |
commit | 46bf4a562207c5ebd24e1dde5e5ee326cd3d6b91 (patch) | |
tree | d44b14736a46cd0d4270460fd6590a6d07c40730 /arch/arm/mach-omap2/omap_twl.c | |
parent | b197adabbd2f71c966b4bd89cca5a54a2def03e2 (diff) | |
parent | df7cded30ced539d3b4e6bae9f3011d98c069d41 (diff) | |
download | talos-op-linux-46bf4a562207c5ebd24e1dde5e5ee326cd3d6b91.tar.gz talos-op-linux-46bf4a562207c5ebd24e1dde5e5ee326cd3d6b91.zip |
Merge tag 'for_3.8-pm-voltage' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap-pm into omap-for-v3.8/pm
OMAP voltage layer updates towards supporting auto-retention/auto-off
Diffstat (limited to 'arch/arm/mach-omap2/omap_twl.c')
-rw-r--r-- | arch/arm/mach-omap2/omap_twl.c | 73 |
1 files changed, 14 insertions, 59 deletions
diff --git a/arch/arm/mach-omap2/omap_twl.c b/arch/arm/mach-omap2/omap_twl.c index f515a1a056d5..7ff9667d9761 100644 --- a/arch/arm/mach-omap2/omap_twl.c +++ b/arch/arm/mach-omap2/omap_twl.c @@ -30,16 +30,6 @@ #define OMAP3_VP_VSTEPMAX_VSTEPMAX 0x04 #define OMAP3_VP_VLIMITTO_TIMEOUT_US 200 -#define OMAP3430_VP1_VLIMITTO_VDDMIN 0x14 -#define OMAP3430_VP1_VLIMITTO_VDDMAX 0x42 -#define OMAP3430_VP2_VLIMITTO_VDDMIN 0x18 -#define OMAP3430_VP2_VLIMITTO_VDDMAX 0x2c - -#define OMAP3630_VP1_VLIMITTO_VDDMIN 0x18 -#define OMAP3630_VP1_VLIMITTO_VDDMAX 0x3c -#define OMAP3630_VP2_VLIMITTO_VDDMIN 0x18 -#define OMAP3630_VP2_VLIMITTO_VDDMAX 0x30 - #define OMAP4_SRI2C_SLAVE_ADDR 0x12 #define OMAP4_VDD_MPU_SR_VOLT_REG 0x55 #define OMAP4_VDD_MPU_SR_CMD_REG 0x56 @@ -53,13 +43,6 @@ #define OMAP4_VP_VSTEPMAX_VSTEPMAX 0x04 #define OMAP4_VP_VLIMITTO_TIMEOUT_US 200 -#define OMAP4_VP_MPU_VLIMITTO_VDDMIN 0xA -#define OMAP4_VP_MPU_VLIMITTO_VDDMAX 0x39 -#define OMAP4_VP_IVA_VLIMITTO_VDDMIN 0xA -#define OMAP4_VP_IVA_VLIMITTO_VDDMAX 0x2D -#define OMAP4_VP_CORE_VLIMITTO_VDDMIN 0xA -#define OMAP4_VP_CORE_VLIMITTO_VDDMAX 0x28 - static bool is_offset_valid; static u8 smps_offset; /* @@ -158,16 +141,11 @@ static u8 twl6030_uv_to_vsel(unsigned long uv) static struct omap_voltdm_pmic omap3_mpu_pmic = { .slew_rate = 4000, .step_size = 12500, - .on_volt = 1200000, - .onlp_volt = 1000000, - .ret_volt = 975000, - .off_volt = 600000, - .volt_setup_time = 0xfff, .vp_erroroffset = OMAP3_VP_CONFIG_ERROROFFSET, .vp_vstepmin = OMAP3_VP_VSTEPMIN_VSTEPMIN, .vp_vstepmax = OMAP3_VP_VSTEPMAX_VSTEPMAX, - .vp_vddmin = OMAP3430_VP1_VLIMITTO_VDDMIN, - .vp_vddmax = OMAP3430_VP1_VLIMITTO_VDDMAX, + .vddmin = 600000, + .vddmax = 1450000, .vp_timeout_us = OMAP3_VP_VLIMITTO_TIMEOUT_US, .i2c_slave_addr = OMAP3_SRI2C_SLAVE_ADDR, .volt_reg_addr = OMAP3_VDD_MPU_SR_CONTROL_REG, @@ -179,16 +157,11 @@ static struct omap_voltdm_pmic omap3_mpu_pmic = { static struct omap_voltdm_pmic omap3_core_pmic = { .slew_rate = 4000, .step_size = 12500, - .on_volt = 1200000, - .onlp_volt = 1000000, - .ret_volt = 975000, - .off_volt = 600000, - .volt_setup_time = 0xfff, .vp_erroroffset = OMAP3_VP_CONFIG_ERROROFFSET, .vp_vstepmin = OMAP3_VP_VSTEPMIN_VSTEPMIN, .vp_vstepmax = OMAP3_VP_VSTEPMAX_VSTEPMAX, - .vp_vddmin = OMAP3430_VP2_VLIMITTO_VDDMIN, - .vp_vddmax = OMAP3430_VP2_VLIMITTO_VDDMAX, + .vddmin = 600000, + .vddmax = 1450000, .vp_timeout_us = OMAP3_VP_VLIMITTO_TIMEOUT_US, .i2c_slave_addr = OMAP3_SRI2C_SLAVE_ADDR, .volt_reg_addr = OMAP3_VDD_CORE_SR_CONTROL_REG, @@ -200,21 +173,17 @@ static struct omap_voltdm_pmic omap3_core_pmic = { static struct omap_voltdm_pmic omap4_mpu_pmic = { .slew_rate = 4000, .step_size = 12660, - .on_volt = 1375000, - .onlp_volt = 1375000, - .ret_volt = 830000, - .off_volt = 0, - .volt_setup_time = 0, .vp_erroroffset = OMAP4_VP_CONFIG_ERROROFFSET, .vp_vstepmin = OMAP4_VP_VSTEPMIN_VSTEPMIN, .vp_vstepmax = OMAP4_VP_VSTEPMAX_VSTEPMAX, - .vp_vddmin = OMAP4_VP_MPU_VLIMITTO_VDDMIN, - .vp_vddmax = OMAP4_VP_MPU_VLIMITTO_VDDMAX, + .vddmin = 0, + .vddmax = 2100000, .vp_timeout_us = OMAP4_VP_VLIMITTO_TIMEOUT_US, .i2c_slave_addr = OMAP4_SRI2C_SLAVE_ADDR, .volt_reg_addr = OMAP4_VDD_MPU_SR_VOLT_REG, .cmd_reg_addr = OMAP4_VDD_MPU_SR_CMD_REG, .i2c_high_speed = true, + .i2c_pad_load = 3, .vsel_to_uv = twl6030_vsel_to_uv, .uv_to_vsel = twl6030_uv_to_vsel, }; @@ -222,21 +191,17 @@ static struct omap_voltdm_pmic omap4_mpu_pmic = { static struct omap_voltdm_pmic omap4_iva_pmic = { .slew_rate = 4000, .step_size = 12660, - .on_volt = 1188000, - .onlp_volt = 1188000, - .ret_volt = 830000, - .off_volt = 0, - .volt_setup_time = 0, .vp_erroroffset = OMAP4_VP_CONFIG_ERROROFFSET, .vp_vstepmin = OMAP4_VP_VSTEPMIN_VSTEPMIN, .vp_vstepmax = OMAP4_VP_VSTEPMAX_VSTEPMAX, - .vp_vddmin = OMAP4_VP_IVA_VLIMITTO_VDDMIN, - .vp_vddmax = OMAP4_VP_IVA_VLIMITTO_VDDMAX, + .vddmin = 0, + .vddmax = 2100000, .vp_timeout_us = OMAP4_VP_VLIMITTO_TIMEOUT_US, .i2c_slave_addr = OMAP4_SRI2C_SLAVE_ADDR, .volt_reg_addr = OMAP4_VDD_IVA_SR_VOLT_REG, .cmd_reg_addr = OMAP4_VDD_IVA_SR_CMD_REG, .i2c_high_speed = true, + .i2c_pad_load = 3, .vsel_to_uv = twl6030_vsel_to_uv, .uv_to_vsel = twl6030_uv_to_vsel, }; @@ -244,20 +209,17 @@ static struct omap_voltdm_pmic omap4_iva_pmic = { static struct omap_voltdm_pmic omap4_core_pmic = { .slew_rate = 4000, .step_size = 12660, - .on_volt = 1200000, - .onlp_volt = 1200000, - .ret_volt = 830000, - .off_volt = 0, - .volt_setup_time = 0, .vp_erroroffset = OMAP4_VP_CONFIG_ERROROFFSET, .vp_vstepmin = OMAP4_VP_VSTEPMIN_VSTEPMIN, .vp_vstepmax = OMAP4_VP_VSTEPMAX_VSTEPMAX, - .vp_vddmin = OMAP4_VP_CORE_VLIMITTO_VDDMIN, - .vp_vddmax = OMAP4_VP_CORE_VLIMITTO_VDDMAX, + .vddmin = 0, + .vddmax = 2100000, .vp_timeout_us = OMAP4_VP_VLIMITTO_TIMEOUT_US, .i2c_slave_addr = OMAP4_SRI2C_SLAVE_ADDR, .volt_reg_addr = OMAP4_VDD_CORE_SR_VOLT_REG, .cmd_reg_addr = OMAP4_VDD_CORE_SR_CMD_REG, + .i2c_high_speed = true, + .i2c_pad_load = 3, .vsel_to_uv = twl6030_vsel_to_uv, .uv_to_vsel = twl6030_uv_to_vsel, }; @@ -288,13 +250,6 @@ int __init omap3_twl_init(void) if (!cpu_is_omap34xx()) return -ENODEV; - if (cpu_is_omap3630()) { - omap3_mpu_pmic.vp_vddmin = OMAP3630_VP1_VLIMITTO_VDDMIN; - omap3_mpu_pmic.vp_vddmax = OMAP3630_VP1_VLIMITTO_VDDMAX; - omap3_core_pmic.vp_vddmin = OMAP3630_VP2_VLIMITTO_VDDMIN; - omap3_core_pmic.vp_vddmax = OMAP3630_VP2_VLIMITTO_VDDMAX; - } - /* * The smartreflex bit on twl4030 specifies if the setting of voltage * is done over the I2C_SR path. Since this setting is independent of |