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authorJason Liu <jason.hui@linaro.org>2011-04-12 16:24:21 +0800
committerEric Miao <eric.miao@linaro.org>2011-06-28 18:46:22 +0800
commit83c32e2da57aa75eb72d569ed4ce8036cb5dd7f4 (patch)
treebffc674858a19434c21434ac25b920cb38d8d692
parentfb505c7e5db1f637ea5ac4a0f337f516b0c32f27 (diff)
downloadu-boot-linaro-natty-83c32e2da57aa75eb72d569ed4ce8036cb5dd7f4.tar.gz
mx53loco: PMIC: Add dialog pmic support
Add dialog pmic(DA9053) driver with I2C interface support Signed-off-by: Jason Liu <jason.hui@linaro.org> Signed-off-by: Eric Miao <eric.miao@linaro.org>
-rw-r--r--drivers/misc/Makefile1
-rw-r--r--drivers/misc/dialog_pmic.c123
-rw-r--r--include/da9053.h186
3 files changed, 310 insertions, 0 deletions
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__ */