Patchwork [U-Boot,1/2] PMIC: Add dialog pmic support

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Submitter Jason Liu
Date April 13, 2011, 1:29 p.m.
Message ID <1302701359-10996-2-git-send-email-jason.hui@linaro.org>
Download mbox | patch
Permalink /patch/91010/
State Changes Requested
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Jason Liu - April 13, 2011, 1:29 p.m.
Add dialog pmic(DA9053) driver with I2C interface support

Signed-off-by: Jason Liu <jason.hui@linaro.org>
---
 drivers/misc/Makefile      |    1 +
 drivers/misc/dialog_pmic.c |  123 +++++++++++++++++++++++++++++
 include/da9053.h           |  186 ++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 310 insertions(+), 0 deletions(-)

Patch

diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index b152486..c557a14 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -35,6 +35,7 @@  COBJS-$(CONFIG_NS87308) += ns87308.o
 COBJS-$(CONFIG_PDSP188x) += pdsp188x.o
 COBJS-$(CONFIG_STATUS_LED) += status_led.o
 COBJS-$(CONFIG_TWL4030_LED) += twl4030_led.o
+COBJS-$(CONFIG_DIALOG_PMIC) += dialog_pmic.o
 
 COBJS	:= $(COBJS-y)
 SRCS	:= $(COBJS:.o=.c)
diff --git a/drivers/misc/dialog_pmic.c b/drivers/misc/dialog_pmic.c
new file mode 100644
index 0000000..95dc6ea
--- /dev/null
+++ b/drivers/misc/dialog_pmic.c
@@ -0,0 +1,123 @@ 
+/*
+ * (C) Copyright 2011 Freescale Semiconductor, Inc.
+ * Based on drivers/misc/fsl_pmic.c
+ *
+ * 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 <config.h>
+#include <common.h>
+#include <i2c.h>
+#include <asm/errno.h>
+#include <linux/types.h>
+
+static int check_param(u32 reg, u32 write)
+{
+	if (reg > 142 || write > 1) {
+		printf("<reg num> = %d is invalid. Should be less then 142\n",
+			reg);
+		return -1;
+	}
+
+	return 0;
+}
+
+static u32 pmic_reg(u32 reg, u32 val, u32 write)
+{
+	unsigned char buf[1] = { 0 };
+	u32 ret_val = 0;
+
+	if (check_param(reg, write))
+		return -1;
+
+	if (write) {
+		buf[0] = (val) & 0xff;
+		if (i2c_write(CONFIG_SYS_DIALOG_PMIC_I2C_ADDR, reg, 1, buf, 1))
+			return -1;
+	} else {
+		if (i2c_read(CONFIG_SYS_DIALOG_PMIC_I2C_ADDR, reg, 1, buf, 1))
+			return -1;
+		ret_val = buf[0];
+	}
+
+	return ret_val;
+}
+
+void pmic_reg_write(u32 reg, u32 value)
+{
+	pmic_reg(reg, value, 1);
+}
+
+u32 pmic_reg_read(u32 reg)
+{
+	return pmic_reg(reg, 0, 0);
+}
+
+static void pmic_dump(int numregs)
+{
+	u32 val;
+	int i;
+
+	for (i = 0; i < numregs; i++) {
+		val = pmic_reg_read(i);
+		if (!(i % 8))
+			printf("\n0x%02x: ", i);
+		printf("%02x ", val);
+	}
+	puts("\n");
+}
+
+int do_pmic(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+	char *cmd;
+	int nregs;
+	u32 val;
+
+	/* at least two arguments please */
+	if (argc < 2)
+		return cmd_usage(cmdtp);
+
+	cmd = argv[1];
+	if (strcmp(cmd, "dump") == 0) {
+		if (argc < 3)
+			return cmd_usage(cmdtp);
+
+		nregs = simple_strtoul(argv[2], NULL, 16);
+		pmic_dump(nregs);
+		return 0;
+	}
+	if (strcmp(cmd, "write") == 0) {
+		if (argc < 4)
+			return cmd_usage(cmdtp);
+
+		nregs = simple_strtoul(argv[2], NULL, 16);
+		val = simple_strtoul(argv[3], NULL, 16);
+		pmic_reg_write(nregs, val);
+		return 0;
+	}
+	/* No subcommand found */
+	return 1;
+}
+
+U_BOOT_CMD(
+	pmic,	CONFIG_SYS_MAXARGS, 1, do_pmic,
+	"Dialog PMIC (DA905x)",
+	"dump [numregs] dump registers\n"
+	"pmic write <reg> <value> - write register"
+);
diff --git a/include/da9053.h b/include/da9053.h
new file mode 100644
index 0000000..f69408a
--- /dev/null
+++ b/include/da9053.h
@@ -0,0 +1,186 @@ 
+/*
+ * da9053 register declarations.
+ *
+ * Copyright(c) 2009 Dialog Semiconductor Ltd.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef __DA9053_REG_H__
+#define __DA9053_REG_H__
+
+enum {
+	DA9053_PAGECON0_REG = 0,
+	DA9053_STATUSA_REG,
+	DA9053_STATUSB_REG,
+	DA9053_STATUSC_REG,
+	DA9053_STATUSD_REG,
+	DA9053_EVENTA_REG,
+	DA9053_EVENTB_REG,
+	DA9053_EVENTC_REG,
+	DA9053_EVENTD_REG,
+	DA9053_FAULTLOG_REG,
+	DA9053_IRQMASKA_REG,
+	DA9053_IRQMASKB_REG,
+	DA9053_IRQMASKC_REG,
+	DA9053_IRQMASKD_REG,
+	DA9053_CONTROLA_REG,
+	DA9053_CONTROLB_REG,
+	DA9053_CONTROLC_REG,
+	DA9053_CONTROLD_REG,
+	DA9053_PDDIS_REG,
+	DA9053_INTERFACE_REG,
+	DA9053_RESET_REG,
+	DA9053_GPIO0001_REG,
+	DA9053_GPIO0203_REG,
+	DA9053_GPIO0405_REG,
+	DA9053_GPIO0607_REG,
+	DA9053_GPIO0809_REG,
+	DA9053_GPIO1011_REG,
+	DA9053_GPIO1213_REG,
+	DA9053_GPIO1415_REG,
+	DA9053_ID01_REG,
+	DA9053_ID23_REG,
+	DA9053_ID45_REG,
+	DA9053_ID67_REG,
+	DA9053_ID89_REG,
+	DA9053_ID1011_REG,
+	DA9053_ID1213_REG,
+	DA9053_ID1415_REG,
+	DA9053_ID1617_REG,
+	DA9053_ID1819_REG,
+	DA9053_ID2021_REG,
+	DA9053_SEQSTATUS_REG,
+	DA9053_SEQA_REG,
+	DA9053_SEQB_REG,
+	DA9053_SEQTIMER_REG,
+	DA9053_BUCKA_REG,
+	DA9053_BUCKB_REG,
+	DA9053_BUCKCORE_REG,
+	DA9053_BUCKPRO_REG,
+	DA9053_BUCKMEM_REG,
+	DA9053_BUCKPERI_REG,
+	DA9053_LDO1_REG,
+	DA9053_LDO2_REG,
+	DA9053_LDO3_REG,
+	DA9053_LDO4_REG,
+	DA9053_LDO5_REG,
+	DA9053_LDO6_REG,
+	DA9053_LDO7_REG,
+	DA9053_LDO8_REG,
+	DA9053_LDO9_REG,
+	DA9053_LDO10_REG,
+	DA9053_SUPPLY_REG,
+	DA9053_PULLDOWN_REG,
+	DA9053_CHGBUCK_REG,
+	DA9053_WAITCONT_REG,
+	DA9053_ISET_REG,
+	DA9053_BATCHG_REG,
+	DA9053_CHGCONT_REG,
+	DA9053_INPUTCONT_REG,
+	DA9053_CHGTIME_REG,
+	DA9053_BBATCONT_REG,
+	DA9053_BOOST_REG,
+	DA9053_LEDCONT_REG,
+	DA9053_LEDMIN123_REG,
+	DA9053_LED1CONF_REG,
+	DA9053_LED2CONF_REG,
+	DA9053_LED3CONF_REG,
+	DA9053_LED1CONT_REG,
+	DA9053_LED2CONT_REG,
+	DA9053_LED3CONT_REG,
+	DA9053_LED4CONT_REG,
+	DA9053_LED5CONT_REG,
+	DA9053_ADCMAN_REG,
+	DA9053_ADCCONT_REG,
+	DA9053_ADCRESL_REG,
+	DA9053_ADCRESH_REG,
+	DA9053_VDDRES_REG,
+	DA9053_VDDMON_REG,
+	DA9053_ICHGAV_REG,
+	DA9053_ICHGTHD_REG,
+	DA9053_ICHGEND_REG,
+	DA9053_TBATRES_REG,
+	DA9053_TBATHIGHP_REG,
+	DA9053_TBATHIGHIN_REG,
+	DA9053_TBATLOW_REG,
+	DA9053_TOFFSET_REG,
+	DA9053_ADCIN4RES_REG,
+	DA9053_AUTO4HIGH_REG,
+	DA9053_AUTO4LOW_REG,
+	DA9053_ADCIN5RES_REG,
+	DA9053_AUTO5HIGH_REG,
+	DA9053_AUTO5LOW_REG,
+	DA9053_ADCIN6RES_REG,
+	DA9053_AUTO6HIGH_REG,
+	DA9053_AUTO6LOW_REG,
+	DA9053_TJUNCRES_REG,
+	DA9053_TSICONTA_REG,
+	DA9053_TSICONTB_REG,
+	DA9053_TSIXMSB_REG,
+	DA9053_TSIYMSB_REG,
+	DA9053_TSILSB_REG,
+	DA9053_TSIZMSB_REG,
+	DA9053_COUNTS_REG,
+	DA9053_COUNTMI_REG,
+	DA9053_COUNTH_REG,
+	DA9053_COUNTD_REG,
+	DA9053_COUNTMO_REG,
+	DA9053_COUNTY_REG,
+	DA9053_ALARMMI_REG,
+	DA9053_ALARMH_REG,
+	DA9053_ALARMD_REG,
+	DA9053_ALARMMO_REG,
+	DA9053_ALARMY_REG,
+	DA9053_SECONDA_REG,
+	DA9053_SECONDB_REG,
+	DA9053_SECONDC_REG,
+	DA9053_SECONDD_REG,
+	DA9053_PAGECON128_REG,
+	DA9053_CHIPID_REG,
+	DA9053_CONFIGID_REG,
+	DA9053_OTPCONT_REG,
+	DA9053_OSCTRIM_REG,
+	DA9053_GPID0_REG,
+	DA9053_GPID1_REG,
+	DA9053_GPID2_REG,
+	DA9053_GPID3_REG,
+	DA9053_GPID4_REG,
+	DA9053_GPID5_REG,
+	DA9053_GPID6_REG,
+	DA9053_GPID7_REG,
+	DA9053_GPID8_REG,
+	DA9053_GPID9_REG,
+};
+
+#define DA_BUCKCORE_VBCORE_1_250V 0x1e
+
+/* BUCKCORE REGISTER */
+#define DA9052_BUCKCORE_BCORECONF               (1<<7)
+#define DA9052_BUCKCORE_BCOREEN                 (1<<6)
+#define DA9052_BUCKCORE_VBCORE                  (63<<0)
+
+/* SUPPLY REGISTER */
+#define DA9052_SUPPLY_VLOCK                     (1<<7)
+#define DA9052_SUPPLY_VMEMSWEN                  (1<<6)
+#define DA9052_SUPPLY_VPERISWEN                 (1<<5)
+#define DA9052_SUPPLY_VLDO3GO                   (1<<4)
+#define DA9052_SUPPLY_VLDO2GO                   (1<<3)
+#define DA9052_SUPPLY_VBMEMGO                   (1<<2)
+#define DA9052_SUPPLY_VBPROGO                   (1<<1)
+#define DA9052_SUPPLY_VBCOREGO                  (1<<0)
+
+#endif /* __DA9053_REG_H__ */