Patchwork [U-Boot,v2,2/3] misc:pmic:max8998 MAX8998 support at a new PMIC driver.

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Submitter Łukasz Majewski
Date Oct. 4, 2011, 5:45 a.m.
Message ID <1317707151-21803-3-git-send-email-l.majewski@samsung.com>
Download mbox | patch
Permalink /patch/117565/
State Accepted
Commit 993858585decc107ddcd7db9c1d374e80ed93d7f
Delegated to: Stefano Babic
Headers show

Comments

Łukasz Majewski - Oct. 4, 2011, 5:45 a.m.
This commit adds support for MAX8998 PMIC driver.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Stefano Babic <sbabic@denx.de>
---
    Changes for v2:
    - separate commit for MAX8998 prepared
---
 drivers/misc/Makefile       |    1 +
 drivers/misc/pmic_max8998.c |   43 ++++++++++++++++++++++
 include/max8998_pmic.h      |   84 +++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 128 insertions(+), 0 deletions(-)
 create mode 100644 drivers/misc/pmic_max8998.c
 create mode 100644 include/max8998_pmic.h
Stefano Babic - Oct. 5, 2011, 10:53 a.m.
On 10/04/2011 07:45 AM, Lukasz Majewski wrote:
> This commit adds support for MAX8998 PMIC driver.
> 
> Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
> Cc: Stefano Babic <sbabic@denx.de>
> ---
>     Changes for v2:
>     - separate commit for MAX8998 prepared

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

Best regards,
Stefano Babic
Stefano Babic - Oct. 12, 2011, 10:55 a.m.
On 10/04/2011 07:45 AM, Lukasz Majewski wrote:
> This commit adds support for MAX8998 PMIC driver.
> 
> Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
> Cc: Stefano Babic <sbabic@denx.de>
> ---
>     Changes for v2:
>     - separate commit for MAX8998 prepared
> ---

Applied to u-boot-imx, thanks.

Best regards,
Stefano Babic

Patch

diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index 91c5bfa..6d82c22 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -38,6 +38,7 @@  COBJS-$(CONFIG_TWL4030_LED) += twl4030_led.o
 COBJS-$(CONFIG_PMIC) += pmic_core.o
 COBJS-$(CONFIG_PMIC_I2C) += pmic_i2c.o
 COBJS-$(CONFIG_PMIC_SPI) += pmic_spi.o
+COBJS-$(CONFIG_PMIC_MAX8998) += pmic_max8998.o
 
 COBJS	:= $(COBJS-y)
 SRCS	:= $(COBJS:.o=.c)
diff --git a/drivers/misc/pmic_max8998.c b/drivers/misc/pmic_max8998.c
new file mode 100644
index 0000000..cc69fd7
--- /dev/null
+++ b/drivers/misc/pmic_max8998.c
@@ -0,0 +1,43 @@ 
+/*
+ *  Copyright (C) 2011 Samsung Electronics
+ *  Lukasz Majewski <l.majewski@samsung.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <pmic.h>
+#include <max8998_pmic.h>
+
+int pmic_init(void)
+{
+	struct pmic *p = get_pmic();
+	static const char name[] = "MAX8998_PMIC";
+
+	puts("Board PMIC init\n");
+
+	p->name = name;
+	p->interface = PMIC_I2C;
+	p->number_of_regs = PMIC_NUM_OF_REGS;
+	p->hw.i2c.addr = MAX8998_I2C_ADDR;
+	p->hw.i2c.tx_num = 1;
+	p->bus = I2C_PMIC;
+
+	return 0;
+}
diff --git a/include/max8998_pmic.h b/include/max8998_pmic.h
new file mode 100644
index 0000000..bf28820
--- /dev/null
+++ b/include/max8998_pmic.h
@@ -0,0 +1,84 @@ 
+/*
+ *  Copyright (C) 2011 Samsung Electronics
+ *  Lukasz Majewski <l.majewski@samsung.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __MAX8998_PMIC_H_
+#define __MAX8998_PMIC_H_
+
+/* MAX 8998 registers */
+enum {
+	MAX8998_REG_IRQ1,
+	MAX8998_REG_IRQ2,
+	MAX8998_REG_IRQ3,
+	MAX8998_REG_IRQ4,
+	MAX8998_REG_IRQM1,
+	MAX8998_REG_IRQM2,
+	MAX8998_REG_IRQM3,
+	MAX8998_REG_IRQM4,
+	MAX8998_REG_STATUS1,
+	MAX8998_REG_STATUS2,
+	MAX8998_REG_STATUSM1,
+	MAX8998_REG_STATUSM2,
+	MAX8998_REG_CHGR1,
+	MAX8998_REG_CHGR2,
+	MAX8998_REG_LDO_ACTIVE_DISCHARGE1,
+	MAX8998_REG_LDO_ACTIVE_DISCHARGE2,
+	MAX8998_REG_BUCK_ACTIVE_DISCHARGE3,
+	MAX8998_REG_ONOFF1,
+	MAX8998_REG_ONOFF2,
+	MAX8998_REG_ONOFF3,
+	MAX8998_REG_ONOFF4,
+	MAX8998_REG_BUCK1_VOLTAGE1,
+	MAX8998_REG_BUCK1_VOLTAGE2,
+	MAX8998_REG_BUCK1_VOLTAGE3,
+	MAX8998_REG_BUCK1_VOLTAGE4,
+	MAX8998_REG_BUCK2_VOLTAGE1,
+	MAX8998_REG_BUCK2_VOLTAGE2,
+	MAX8998_REG_BUCK3,
+	MAX8998_REG_BUCK4,
+	MAX8998_REG_LDO2_LDO3,
+	MAX8998_REG_LDO4,
+	MAX8998_REG_LDO5,
+	MAX8998_REG_LDO6,
+	MAX8998_REG_LDO7,
+	MAX8998_REG_LDO8_LDO9,
+	MAX8998_REG_LDO10_LDO11,
+	MAX8998_REG_LDO12,
+	MAX8998_REG_LDO13,
+	MAX8998_REG_LDO14,
+	MAX8998_REG_LDO15,
+	MAX8998_REG_LDO16,
+	MAX8998_REG_LDO17,
+	MAX8998_REG_BKCHR,
+	MAX8998_REG_LBCNFG1,
+	MAX8998_REG_LBCNFG2,
+	PMIC_NUM_OF_REGS,
+};
+
+#define MAX8998_LDO3		(1 << 2)
+#define MAX8998_LDO8		(1 << 5)
+
+#define MAX8998_I2C_ADDR        (0xCC >> 1)
+
+enum { LDO_OFF, LDO_ON };
+
+#endif /* __MAX8998_PMIC_H_ */