[U-Boot] [PATCH v1 2/2] OMAP5: add ABB setup for MPU voltage domain
Andrii Tseglytskyi
andrii.tseglytskyi at ti.com
Mon May 13 16:15:19 CEST 2013
From: "Andrii.Tseglytskyi" <andrii.tseglytskyi at ti.com>
Patch adds a call of abb_setup() function, and proper registers
definitions needed for ABB setup sequence. ABB is initialized
for MPU voltage domain.
Signed-off-by: Andrii.Tseglytskyi <andrii.tseglytskyi at ti.com>
---
arch/arm/cpu/armv7/omap-common/clocks-common.c | 9 +++++++++
arch/arm/cpu/armv7/omap5/prcm-regs.c | 7 +++++++
2 files changed, 16 insertions(+)
diff --git a/arch/arm/cpu/armv7/omap-common/clocks-common.c b/arch/arm/cpu/armv7/omap-common/clocks-common.c
index 2b955c7..bdecaf8 100644
--- a/arch/arm/cpu/armv7/omap-common/clocks-common.c
+++ b/arch/arm/cpu/armv7/omap-common/clocks-common.c
@@ -533,6 +533,15 @@ void scale_vcores(struct vcores_data const *vcores)
do_scale_vcore(vcores->mpu.addr, vcores->mpu.value,
vcores->mpu.pmic);
+ /* Configure MPU ABB LDO after scale */
+ abb_setup((*ctrl)->control_std_fuse_opp_vdd_mpu_2,
+ (*ctrl)->control_wkup_ldovbb_mpu_voltage_ctrl,
+ (*prcm)->prm_abbldo_mpu_setup,
+ (*prcm)->prm_abbldo_mpu_ctrl,
+ (*prcm)->prm_irqstatus_mpu_2,
+ OMAP_ABB_MPU_TXDONE_MASK,
+ OMAP_ABB_FAST_OPP);
+
do_scale_vcore(vcores->mm.addr, vcores->mm.value,
vcores->mm.pmic);
diff --git a/arch/arm/cpu/armv7/omap5/prcm-regs.c b/arch/arm/cpu/armv7/omap5/prcm-regs.c
index b8a61fe..b4b624e 100644
--- a/arch/arm/cpu/armv7/omap5/prcm-regs.c
+++ b/arch/arm/cpu/armv7/omap5/prcm-regs.c
@@ -311,6 +311,7 @@ struct prcm_regs const omap5_es1_prcm = {
struct omap_sys_ctrl_regs const omap5_ctrl = {
.control_status = 0x4A002134,
+ .control_std_fuse_opp_vdd_mpu_2 = 0x4A0021B4,
.control_paconf_global = 0x4A002DA0,
.control_paconf_mode = 0x4A002DA4,
.control_smart1io_padconf_0 = 0x4A002DA8,
@@ -358,6 +359,7 @@ struct omap_sys_ctrl_regs const omap5_ctrl = {
.control_port_emif2_sdram_config = 0x4AE0C118,
.control_emif1_sdram_config_ext = 0x4AE0C144,
.control_emif2_sdram_config_ext = 0x4AE0C148,
+ .control_wkup_ldovbb_mpu_voltage_ctrl = 0x4AE0C318,
.control_smart1nopmio_padconf_0 = 0x4AE0CDA0,
.control_smart1nopmio_padconf_1 = 0x4AE0CDA4,
.control_padconf_mode = 0x4AE0CDA8,
@@ -709,6 +711,9 @@ struct prcm_regs const omap5_es2_prcm = {
.cm_l3init_fsusb_clkctrl = 0x4a0096d0,
.cm_l3init_ocp2scp1_clkctrl = 0x4a0096e0,
+ /* prm irqstatus regs */
+ .prm_irqstatus_mpu_2 = 0x4ae06014,
+
/* l4 wkup regs */
.cm_abe_pll_ref_clksel = 0x4ae0610c,
.cm_sys_clksel = 0x4ae06110,
@@ -739,6 +744,8 @@ struct prcm_regs const omap5_es2_prcm = {
.prm_sldo_mpu_ctrl = 0x4ae07cd0,
.prm_sldo_mm_setup = 0x4ae07cd4,
.prm_sldo_mm_ctrl = 0x4ae07cd8,
+ .prm_abbldo_mpu_setup = 0x4ae07cdc,
+ .prm_abbldo_mpu_ctrl = 0x4ae07ce0,
};
struct prcm_regs const dra7xx_prcm = {
--
1.7.9.5
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