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* [U-Boot] [PATCH] warp7: Add PMIC support
@ 2016-08-19 13:21 Vanessa Maegima
  2016-08-19 13:55 ` Fabio Estevam
  2016-08-26 13:19 ` Stefano Babic
  0 siblings, 2 replies; 3+ messages in thread
From: Vanessa Maegima @ 2016-08-19 13:21 UTC (permalink / raw)
  To: u-boot

Add PMIC support. Tested by command "pmic PFUZE3000 dump".

Signed-off-by: Vanessa Maegima <vanessa.maegima@nxp.com>
---
 board/warp7/warp7.c     | 57 +++++++++++++++++++++++++++++++++++++++++++++++++
 include/configs/warp7.h | 12 +++++++++++
 2 files changed, 69 insertions(+)

diff --git a/board/warp7/warp7.c b/board/warp7/warp7.c
index 27e31f3..cffee4a 100644
--- a/board/warp7/warp7.c
+++ b/board/warp7/warp7.c
@@ -11,12 +11,17 @@
 #include <asm/arch/sys_proto.h>
 #include <asm/gpio.h>
 #include <asm/imx-common/iomux-v3.h>
+#include <asm/imx-common/mxc_i2c.h>
 #include <asm/io.h>
 #include <common.h>
 #include <fsl_esdhc.h>
+#include <i2c.h>
 #include <mmc.h>
 #include <asm/arch/crm_regs.h>
 #include <usb.h>
+#include <power/pmic.h>
+#include <power/pfuze3000_pmic.h>
+#include "../freescale/common/pfuze.h"
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -25,6 +30,26 @@ DECLARE_GLOBAL_DATA_PTR;
 #define USDHC_PAD_CTRL (PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW |	\
 			PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PUS_PU47KOHM)
 
+#define I2C_PAD_CTRL	(PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW | \
+	PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PUS_PU100KOHM)
+
+#ifdef CONFIG_SYS_I2C_MXC
+#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
+/* I2C1 for PMIC */
+static struct i2c_pads_info i2c_pad_info1 = {
+	.scl = {
+		.i2c_mode = MX7D_PAD_I2C1_SCL__I2C1_SCL | PC,
+		.gpio_mode = MX7D_PAD_I2C1_SCL__GPIO4_IO8 | PC,
+		.gp = IMX_GPIO_NR(4, 8),
+	},
+	.sda = {
+		.i2c_mode = MX7D_PAD_I2C1_SDA__I2C1_SDA | PC,
+		.gpio_mode = MX7D_PAD_I2C1_SDA__GPIO4_IO9 | PC,
+		.gp = IMX_GPIO_NR(4, 9),
+	},
+};
+#endif
+
 int dram_init(void)
 {
 	gd->ram_size = PHYS_SDRAM_SIZE;
@@ -85,11 +110,43 @@ int board_early_init_f(void)
 	return 0;
 }
 
+#ifdef CONFIG_POWER
+#define I2C_PMIC       0
+static struct pmic *pfuze;
+int power_init_board(void)
+{
+	int ret;
+	unsigned int reg, rev_id;
+
+	ret = power_pfuze3000_init(I2C_PMIC);
+	if (ret)
+		return ret;
+
+	pfuze = pmic_get("PFUZE3000");
+	ret = pmic_probe(pfuze);
+	if (ret)
+		return ret;
+
+	pmic_reg_read(pfuze, PFUZE3000_DEVICEID, &reg);
+	pmic_reg_read(pfuze, PFUZE3000_REVID, &rev_id);
+	printf("PMIC: PFUZE3000 DEV_ID=0x%x REV_ID=0x%x\n", reg, rev_id);
+
+	/* disable Low Power Mode during standby mode */
+	pmic_reg_write(pfuze, PFUZE3000_LDOGCTL, 0x1);
+
+	return 0;
+}
+#endif
+
 int board_init(void)
 {
 	/* address of boot parameters */
 	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
 
+	#ifdef CONFIG_SYS_I2C_MXC
+		setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1);
+	#endif
+
 	return 0;
 }
 
diff --git a/include/configs/warp7.h b/include/configs/warp7.h
index e59b16c..57a8123 100644
--- a/include/configs/warp7.h
+++ b/include/configs/warp7.h
@@ -103,6 +103,18 @@
 #define CONFIG_SYS_INIT_SP_ADDR \
 	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
 
+/* I2C configs */
+#define CONFIG_SYS_I2C
+#define CONFIG_SYS_I2C_MXC
+#define CONFIG_SYS_I2C_MXC_I2C1
+#define CONFIG_SYS_I2C_SPEED		100000
+
+/* PMIC */
+#define CONFIG_POWER
+#define CONFIG_POWER_I2C
+#define CONFIG_POWER_PFUZE3000
+#define CONFIG_POWER_PFUZE3000_I2C_ADDR	0x08
+
 /* FLASH and environment organization */
 #define CONFIG_SYS_NO_FLASH
 #define CONFIG_ENV_SIZE			SZ_8K
-- 
2.7.4

^ permalink raw reply related	[flat|nested] 3+ messages in thread
* [U-Boot] [PATCH] warp7: Add PMIC support
  2016-08-19 13:21 [U-Boot] [PATCH] warp7: Add PMIC support Vanessa Maegima
@ 2016-08-19 13:55 ` Fabio Estevam
  2016-08-26 13:19 ` Stefano Babic
  1 sibling, 0 replies; 3+ messages in thread
From: Fabio Estevam @ 2016-08-19 13:55 UTC (permalink / raw)
  To: u-boot

On Fri, Aug 19, 2016 at 10:21 AM, Vanessa Maegima
<vanessa.maegima@nxp.com> wrote:
> Add PMIC support. Tested by command "pmic PFUZE3000 dump".
>
> Signed-off-by: Vanessa Maegima <vanessa.maegima@nxp.com>

Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>

^ permalink raw reply	[flat|nested] 3+ messages in thread
* [U-Boot] [PATCH] warp7: Add PMIC support
  2016-08-19 13:21 [U-Boot] [PATCH] warp7: Add PMIC support Vanessa Maegima
  2016-08-19 13:55 ` Fabio Estevam
@ 2016-08-26 13:19 ` Stefano Babic
  1 sibling, 0 replies; 3+ messages in thread
From: Stefano Babic @ 2016-08-26 13:19 UTC (permalink / raw)
  To: u-boot

On 19/08/2016 15:21, Vanessa Maegima wrote:
> Add PMIC support. Tested by command "pmic PFUZE3000 dump".
> 
> Signed-off-by: Vanessa Maegima <vanessa.maegima@nxp.com>
> ---
>  board/warp7/warp7.c     | 57 +++++++++++++++++++++++++++++++++++++++++++++++++
>  include/configs/warp7.h | 12 +++++++++++
>  2 files changed, 69 insertions(+)
> 
> diff --git a/board/warp7/warp7.c b/board/warp7/warp7.c
> index 27e31f3..cffee4a 100644
> --- a/board/warp7/warp7.c
> +++ b/board/warp7/warp7.c
> @@ -11,12 +11,17 @@
>  #include <asm/arch/sys_proto.h>
>  #include <asm/gpio.h>
>  #include <asm/imx-common/iomux-v3.h>
> +#include <asm/imx-common/mxc_i2c.h>
>  #include <asm/io.h>
>  #include <common.h>
>  #include <fsl_esdhc.h>
> +#include <i2c.h>
>  #include <mmc.h>
>  #include <asm/arch/crm_regs.h>
>  #include <usb.h>
> +#include <power/pmic.h>
> +#include <power/pfuze3000_pmic.h>
> +#include "../freescale/common/pfuze.h"
>  
>  DECLARE_GLOBAL_DATA_PTR;
>  
> @@ -25,6 +30,26 @@ DECLARE_GLOBAL_DATA_PTR;
>  #define USDHC_PAD_CTRL (PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW |	\
>  			PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PUS_PU47KOHM)
>  
> +#define I2C_PAD_CTRL	(PAD_CTL_DSE_3P3V_32OHM | PAD_CTL_SRE_SLOW | \
> +	PAD_CTL_HYS | PAD_CTL_PUE | PAD_CTL_PUS_PU100KOHM)
> +
> +#ifdef CONFIG_SYS_I2C_MXC
> +#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
> +/* I2C1 for PMIC */
> +static struct i2c_pads_info i2c_pad_info1 = {
> +	.scl = {
> +		.i2c_mode = MX7D_PAD_I2C1_SCL__I2C1_SCL | PC,
> +		.gpio_mode = MX7D_PAD_I2C1_SCL__GPIO4_IO8 | PC,
> +		.gp = IMX_GPIO_NR(4, 8),
> +	},
> +	.sda = {
> +		.i2c_mode = MX7D_PAD_I2C1_SDA__I2C1_SDA | PC,
> +		.gpio_mode = MX7D_PAD_I2C1_SDA__GPIO4_IO9 | PC,
> +		.gp = IMX_GPIO_NR(4, 9),
> +	},
> +};
> +#endif
> +
>  int dram_init(void)
>  {
>  	gd->ram_size = PHYS_SDRAM_SIZE;
> @@ -85,11 +110,43 @@ int board_early_init_f(void)
>  	return 0;
>  }
>  
> +#ifdef CONFIG_POWER
> +#define I2C_PMIC       0
> +static struct pmic *pfuze;
> +int power_init_board(void)
> +{
> +	int ret;
> +	unsigned int reg, rev_id;
> +
> +	ret = power_pfuze3000_init(I2C_PMIC);
> +	if (ret)
> +		return ret;
> +
> +	pfuze = pmic_get("PFUZE3000");
> +	ret = pmic_probe(pfuze);
> +	if (ret)
> +		return ret;
> +
> +	pmic_reg_read(pfuze, PFUZE3000_DEVICEID, &reg);
> +	pmic_reg_read(pfuze, PFUZE3000_REVID, &rev_id);
> +	printf("PMIC: PFUZE3000 DEV_ID=0x%x REV_ID=0x%x\n", reg, rev_id);
> +
> +	/* disable Low Power Mode during standby mode */
> +	pmic_reg_write(pfuze, PFUZE3000_LDOGCTL, 0x1);
> +
> +	return 0;
> +}
> +#endif
> +
>  int board_init(void)
>  {
>  	/* address of boot parameters */
>  	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
>  
> +	#ifdef CONFIG_SYS_I2C_MXC
> +		setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1);
> +	#endif
> +
>  	return 0;
>  }
>  
> diff --git a/include/configs/warp7.h b/include/configs/warp7.h
> index e59b16c..57a8123 100644
> --- a/include/configs/warp7.h
> +++ b/include/configs/warp7.h
> @@ -103,6 +103,18 @@
>  #define CONFIG_SYS_INIT_SP_ADDR \
>  	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
>  
> +/* I2C configs */
> +#define CONFIG_SYS_I2C
> +#define CONFIG_SYS_I2C_MXC
> +#define CONFIG_SYS_I2C_MXC_I2C1
> +#define CONFIG_SYS_I2C_SPEED		100000
> +
> +/* PMIC */
> +#define CONFIG_POWER
> +#define CONFIG_POWER_I2C
> +#define CONFIG_POWER_PFUZE3000
> +#define CONFIG_POWER_PFUZE3000_I2C_ADDR	0x08
> +
>  /* FLASH and environment organization */
>  #define CONFIG_SYS_NO_FLASH
>  #define CONFIG_ENV_SIZE			SZ_8K
> 

Reviewed-by: Stefano Babic <sbabic@denx.de>

Best regards,
Stefano Babic

-- 
=====================================================================
DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic at denx.de
=====================================================================

^ permalink raw reply	[flat|nested] 3+ messages in thread
end of thread, other threads:[~2016-08-26 13:19 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2016-08-19 13:21 [U-Boot] [PATCH] warp7: Add PMIC support Vanessa Maegima
2016-08-19 13:55 ` Fabio Estevam
2016-08-26 13:19 ` Stefano Babic

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