[U-Boot] [PATCH 17/18] trats2: board: cleanup power init code
Przemyslaw Marczak
p.marczak at samsung.com
Thu Jan 8 12:33:28 CET 2015
This patch makes cleanup in:
- proper ifdefs to the power related functions
- check for pmic null pointers before use
And is a preparation for enabling dm i2c support.
Signed-off-by: Przemyslaw Marczak <p.marczak at samsung.com>
Cc: Lukasz Majewski <l.majewski at samsung.com>
Cc: Jaehoon Chung <jh80.chung at samsung.com>
Cc: Simon Glass <sjg at chromium.org>
Cc: Minkyu Kang <mk7.kang at samsung.com>
---
board/samsung/trats2/trats2.c | 144 ++++++++++++++++++++++++------------------
1 file changed, 82 insertions(+), 62 deletions(-)
diff --git a/board/samsung/trats2/trats2.c b/board/samsung/trats2/trats2.c
index a737749..caa885d 100644
--- a/board/samsung/trats2/trats2.c
+++ b/board/samsung/trats2/trats2.c
@@ -151,8 +151,6 @@ int exynos_early_init_f(void)
return 0;
}
-static int pmic_init_max77686(void);
-
int exynos_init(void)
{
struct exynos4_power *pwr =
@@ -174,6 +172,63 @@ int exynos_init(void)
return 0;
}
+#ifdef CONFIG_POWER
+static int pmic_init_max77686(void)
+{
+ struct pmic *p;
+
+ p = pmic_get("MAX77686_PMIC");
+ if (!p)
+ return -ENODEV;
+
+ if (pmic_probe(p))
+ return -1;
+
+ /* BUCK/LDO Output Voltage */
+ max77686_set_ldo_voltage(p, 21, 2800000); /* LDO21 VTF_2.8V */
+ max77686_set_ldo_voltage(p, 23, 3300000); /* LDO23 TSP_AVDD_3.3V*/
+ max77686_set_ldo_voltage(p, 24, 1800000); /* LDO24 TSP_VDD_1.8V */
+
+ /* BUCK/LDO Output Mode */
+ max77686_set_buck_mode(p, 1, OPMODE_STANDBY); /* BUCK1 VMIF_1.1V_AP */
+ max77686_set_buck_mode(p, 2, OPMODE_ON); /* BUCK2 VARM_1.0V_AP */
+ max77686_set_buck_mode(p, 3, OPMODE_ON); /* BUCK3 VINT_1.0V_AP */
+ max77686_set_buck_mode(p, 4, OPMODE_ON); /* BUCK4 VG3D_1.0V_AP */
+ max77686_set_buck_mode(p, 5, OPMODE_ON); /* BUCK5 VMEM_1.2V_AP */
+ max77686_set_buck_mode(p, 6, OPMODE_ON); /* BUCK6 VCC_SUB_1.35V*/
+ max77686_set_buck_mode(p, 7, OPMODE_ON); /* BUCK7 VCC_SUB_2.0V */
+ max77686_set_buck_mode(p, 8, OPMODE_OFF); /* VMEM_VDDF_2.85V */
+ max77686_set_buck_mode(p, 9, OPMODE_OFF); /* CAM_ISP_CORE_1.2V*/
+
+ max77686_set_ldo_mode(p, 1, OPMODE_LPM); /* LDO1 VALIVE_1.0V_AP*/
+ max77686_set_ldo_mode(p, 2, OPMODE_STANDBY); /* LDO2 VM1M2_1.2V_AP */
+ max77686_set_ldo_mode(p, 3, OPMODE_LPM); /* LDO3 VCC_1.8V_AP */
+ max77686_set_ldo_mode(p, 4, OPMODE_LPM); /* LDO4 VCC_2.8V_AP */
+ max77686_set_ldo_mode(p, 5, OPMODE_OFF); /* LDO5_VCC_1.8V_IO */
+ max77686_set_ldo_mode(p, 6, OPMODE_STANDBY); /* LDO6 VMPLL_1.0V_AP */
+ max77686_set_ldo_mode(p, 7, OPMODE_STANDBY); /* LDO7 VPLL_1.0V_AP */
+ max77686_set_ldo_mode(p, 8, OPMODE_LPM); /* LDO8 VMIPI_1.0V_AP */
+ max77686_set_ldo_mode(p, 9, OPMODE_OFF); /* CAM_ISP_MIPI_1.2*/
+ max77686_set_ldo_mode(p, 10, OPMODE_LPM); /* LDO10 VMIPI_1.8V_AP*/
+ max77686_set_ldo_mode(p, 11, OPMODE_STANDBY); /* LDO11 VABB1_1.8V_AP*/
+ max77686_set_ldo_mode(p, 12, OPMODE_LPM); /* LDO12 VUOTG_3.0V_AP*/
+ max77686_set_ldo_mode(p, 13, OPMODE_OFF); /* LDO13 VC2C_1.8V_AP */
+ max77686_set_ldo_mode(p, 14, OPMODE_STANDBY); /* VABB02_1.8V_AP */
+ max77686_set_ldo_mode(p, 15, OPMODE_STANDBY); /* LDO15 VHSIC_1.0V_AP*/
+ max77686_set_ldo_mode(p, 16, OPMODE_STANDBY); /* LDO16 VHSIC_1.8V_AP*/
+ max77686_set_ldo_mode(p, 17, OPMODE_OFF); /* CAM_SENSOR_CORE_1.2*/
+ max77686_set_ldo_mode(p, 18, OPMODE_OFF); /* CAM_ISP_SEN_IO_1.8V*/
+ max77686_set_ldo_mode(p, 19, OPMODE_OFF); /* LDO19 VT_CAM_1.8V */
+ max77686_set_ldo_mode(p, 20, OPMODE_ON); /* LDO20 VDDQ_PRE_1.8V*/
+ max77686_set_ldo_mode(p, 21, OPMODE_OFF); /* LDO21 VTF_2.8V */
+ max77686_set_ldo_mode(p, 22, OPMODE_OFF); /* LDO22 VMEM_VDD_2.8V*/
+ max77686_set_ldo_mode(p, 23, OPMODE_OFF); /* LDO23 TSP_AVDD_3.3V*/
+ max77686_set_ldo_mode(p, 24, OPMODE_OFF); /* LDO24 TSP_VDD_1.8V */
+ max77686_set_ldo_mode(p, 25, OPMODE_OFF); /* LDO25 VCC_3.3V_LCD */
+ max77686_set_ldo_mode(p, 26, OPMODE_OFF); /*LDO26 VCC_3.0V_MOTOR*/
+ return 0;
+}
+
int exynos_power_init(void)
{
int chrg;
@@ -239,10 +294,12 @@ int exynos_power_init(void)
return 0;
}
+#endif /* CONFIG_POWER */
#ifdef CONFIG_USB_GADGET
static int s5pc210_phy_control(int on)
{
+#ifdef CONFIG_POWER
int ret = 0;
unsigned int val;
struct pmic *p, *p_pmic, *p_muic;
@@ -299,7 +356,7 @@ static int s5pc210_phy_control(int on)
if (ret)
return -1;
-
+#endif
return 0;
}
@@ -319,97 +376,60 @@ int board_usb_init(int index, enum usb_init_type init)
int g_dnl_board_usb_cable_connected(void)
{
- struct pmic *muic = pmic_get("MAX77693_MUIC");
+#ifdef CONFIG_POWER
+ struct pmic *muic;
+
+ muic = pmic_get("MAX77693_MUIC");
if (!muic)
return 0;
return !!muic->chrg->chrg_type(muic);
-}
-#endif
-
-static int pmic_init_max77686(void)
-{
- struct pmic *p = pmic_get("MAX77686_PMIC");
-
- if (pmic_probe(p))
- return -1;
-
- /* BUCK/LDO Output Voltage */
- max77686_set_ldo_voltage(p, 21, 2800000); /* LDO21 VTF_2.8V */
- max77686_set_ldo_voltage(p, 23, 3300000); /* LDO23 TSP_AVDD_3.3V*/
- max77686_set_ldo_voltage(p, 24, 1800000); /* LDO24 TSP_VDD_1.8V */
-
- /* BUCK/LDO Output Mode */
- max77686_set_buck_mode(p, 1, OPMODE_STANDBY); /* BUCK1 VMIF_1.1V_AP */
- max77686_set_buck_mode(p, 2, OPMODE_ON); /* BUCK2 VARM_1.0V_AP */
- max77686_set_buck_mode(p, 3, OPMODE_ON); /* BUCK3 VINT_1.0V_AP */
- max77686_set_buck_mode(p, 4, OPMODE_ON); /* BUCK4 VG3D_1.0V_AP */
- max77686_set_buck_mode(p, 5, OPMODE_ON); /* BUCK5 VMEM_1.2V_AP */
- max77686_set_buck_mode(p, 6, OPMODE_ON); /* BUCK6 VCC_SUB_1.35V*/
- max77686_set_buck_mode(p, 7, OPMODE_ON); /* BUCK7 VCC_SUB_2.0V */
- max77686_set_buck_mode(p, 8, OPMODE_OFF); /* VMEM_VDDF_2.85V */
- max77686_set_buck_mode(p, 9, OPMODE_OFF); /* CAM_ISP_CORE_1.2V*/
-
- max77686_set_ldo_mode(p, 1, OPMODE_LPM); /* LDO1 VALIVE_1.0V_AP*/
- max77686_set_ldo_mode(p, 2, OPMODE_STANDBY); /* LDO2 VM1M2_1.2V_AP */
- max77686_set_ldo_mode(p, 3, OPMODE_LPM); /* LDO3 VCC_1.8V_AP */
- max77686_set_ldo_mode(p, 4, OPMODE_LPM); /* LDO4 VCC_2.8V_AP */
- max77686_set_ldo_mode(p, 5, OPMODE_OFF); /* LDO5_VCC_1.8V_IO */
- max77686_set_ldo_mode(p, 6, OPMODE_STANDBY); /* LDO6 VMPLL_1.0V_AP */
- max77686_set_ldo_mode(p, 7, OPMODE_STANDBY); /* LDO7 VPLL_1.0V_AP */
- max77686_set_ldo_mode(p, 8, OPMODE_LPM); /* LDO8 VMIPI_1.0V_AP */
- max77686_set_ldo_mode(p, 9, OPMODE_OFF); /* CAM_ISP_MIPI_1.2*/
- max77686_set_ldo_mode(p, 10, OPMODE_LPM); /* LDO10 VMIPI_1.8V_AP*/
- max77686_set_ldo_mode(p, 11, OPMODE_STANDBY); /* LDO11 VABB1_1.8V_AP*/
- max77686_set_ldo_mode(p, 12, OPMODE_LPM); /* LDO12 VUOTG_3.0V_AP*/
- max77686_set_ldo_mode(p, 13, OPMODE_OFF); /* LDO13 VC2C_1.8V_AP */
- max77686_set_ldo_mode(p, 14, OPMODE_STANDBY); /* VABB02_1.8V_AP */
- max77686_set_ldo_mode(p, 15, OPMODE_STANDBY); /* LDO15 VHSIC_1.0V_AP*/
- max77686_set_ldo_mode(p, 16, OPMODE_STANDBY); /* LDO16 VHSIC_1.8V_AP*/
- max77686_set_ldo_mode(p, 17, OPMODE_OFF); /* CAM_SENSOR_CORE_1.2*/
- max77686_set_ldo_mode(p, 18, OPMODE_OFF); /* CAM_ISP_SEN_IO_1.8V*/
- max77686_set_ldo_mode(p, 19, OPMODE_OFF); /* LDO19 VT_CAM_1.8V */
- max77686_set_ldo_mode(p, 20, OPMODE_ON); /* LDO20 VDDQ_PRE_1.8V*/
- max77686_set_ldo_mode(p, 21, OPMODE_OFF); /* LDO21 VTF_2.8V */
- max77686_set_ldo_mode(p, 22, OPMODE_OFF); /* LDO22 VMEM_VDD_2.8V*/
- max77686_set_ldo_mode(p, 23, OPMODE_OFF); /* LDO23 TSP_AVDD_3.3V*/
- max77686_set_ldo_mode(p, 24, OPMODE_OFF); /* LDO24 TSP_VDD_1.8V */
- max77686_set_ldo_mode(p, 25, OPMODE_OFF); /* LDO25 VCC_3.3V_LCD */
- max77686_set_ldo_mode(p, 26, OPMODE_OFF); /*LDO26 VCC_3.0V_MOTOR*/
-
+#else
return 0;
+#endif
}
+#endif
/*
* LCD
*/
-
#ifdef CONFIG_LCD
int mipi_power(void)
{
- struct pmic *p = pmic_get("MAX77686_PMIC");
+#ifdef CONFIG_POWER
+ struct pmic *p;
+
+ p = pmic_get("MAX77686_PMIC");
+ if (!p)
+ return -ENODEV;
/* LDO8 VMIPI_1.0V_AP */
max77686_set_ldo_mode(p, 8, OPMODE_ON);
/* LDO10 VMIPI_1.8V_AP */
max77686_set_ldo_mode(p, 10, OPMODE_ON);
-
+#endif
return 0;
}
void exynos_lcd_power_on(void)
{
- struct pmic *p = pmic_get("MAX77686_PMIC");
-
/* LCD_2.2V_EN: GPC0[1] */
gpio_request(EXYNOS4X12_GPIO_C01, "lcd_2v2_en");
gpio_set_pull(EXYNOS4X12_GPIO_C01, S5P_GPIO_PULL_UP);
gpio_direction_output(EXYNOS4X12_GPIO_C01, 1);
+#ifdef CONFIG_POWER
+ struct pmic *p;
+
+ p = pmic_get("MAX77686_PMIC");
+ if (!p)
+ return;
+
/* LDO25 VCC_3.1V_LCD */
pmic_probe(p);
max77686_set_ldo_voltage(p, 25, 3100000);
max77686_set_ldo_mode(p, 25, OPMODE_LPM);
+#endif
}
void exynos_reset_lcd(void)
--
1.9.1
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