diff mbox

[U-Boot,17/18] trats2: board: cleanup power init code

Message ID 1420716809-16276-17-git-send-email-p.marczak@samsung.com
State Changes Requested
Delegated to: Minkyu Kang
Headers show

Commit Message

Przemyslaw Marczak Jan. 8, 2015, 11:33 a.m. UTC 
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@samsung.com>
Cc: Lukasz Majewski <l.majewski@samsung.com>
Cc: Jaehoon Chung <jh80.chung@samsung.com>
Cc: Simon Glass <sjg@chromium.org>
Cc: Minkyu Kang <mk7.kang@samsung.com>
---
 board/samsung/trats2/trats2.c | 144 ++++++++++++++++++++++++------------------
 1 file changed, 82 insertions(+), 62 deletions(-)
diff mbox

Patch

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)