misc: pmic: Freescale PMIC switches to generic 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>

misc: pmic: Freescale PMIC switches to generic 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>
Stefano Babic · Albert ARIBAUD
1 parent 2a7dd9d71c
Showing 3 changed files with 59 additions and 4 deletions Side-by-side Diff
drivers/misc/Makefile
drivers/misc/pmic_fsl.c
include/fsl_pmic.h
@@ -36,6 +36,7 @@
 COBJS-$(CONFIG_STATUS_LED) += status_led.o
 COBJS-$(CONFIG_TWL4030_LED) += twl4030_led.o
 COBJS-$(CONFIG_PMIC) += pmic_core.o
+COBJS-$(CONFIG_PMIC_FSL) += pmic_fsl.o
 COBJS-$(CONFIG_PMIC_I2C) += pmic_i2c.o
 COBJS-$(CONFIG_PMIC_SPI) += pmic_spi.o
 COBJS-$(CONFIG_PMIC_MAX8998) += pmic_max8998.o
+/*
+ *  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 <spi.h>
+#include <pmic.h>
+#include <fsl_pmic.h>
+
+static u32 pmic_spi_prepare_tx(u32 reg, u32 *val, u32 write)
+{
+	if ((val == NULL) && (write))
+		return *val & ~(1 << 31);
+	else
+		return (write << 31) | (reg << 25) | (*val & 0x00FFFFFF);
+}
+
+int pmic_init(void)
+{
+	struct pmic *p = get_pmic();
+	static const char name[] = "FSL_PMIC";
+
+	puts("Board PMIC init\n");
+
+	p->name = name;
+	p->interface = PMIC_SPI;
+	p->number_of_regs = PMIC_NUM_OF_REGS;
+	p->bus = CONFIG_FSL_PMIC_BUS;
+
+	p->hw.spi.cs = CONFIG_FSL_PMIC_CS;
+	p->hw.spi.clk = CONFIG_FSL_PMIC_CLK;
+	p->hw.spi.mode = CONFIG_FSL_PMIC_MODE;
+	p->hw.spi.bitlen = CONFIG_FSL_PMIC_BITLEN;
+	p->hw.spi.flags = SPI_XFER_BEGIN | SPI_XFER_END;
+	p->hw.spi.prepare_tx = pmic_spi_prepare_tx;
+
+	return 0;
+}
@@ -99,6 +99,7 @@
 	REG_TEST2,
 	REG_TEST3,
 	REG_TEST4,
+	PMIC_NUM_OF_REGS,
 };
  
 /* REG_POWER_MISC */
@@ -120,10 +121,6 @@
  
 /* Interrupt status 1 */
 #define RTCRSTI		(1 << 7)
-
-void pmic_show_pmic_info(void);
-void pmic_reg_write(u32 reg, u32 value);
-u32 pmic_reg_read(u32 reg);
  
 #endif
...	...	@@ -36,6 +36,7 @@
36	36	COBJS-$(CONFIG_STATUS_LED) += status_led.o
37	37	COBJS-$(CONFIG_TWL4030_LED) += twl4030_led.o
38	38	COBJS-$(CONFIG_PMIC) += pmic_core.o
	39	+COBJS-$(CONFIG_PMIC_FSL) += pmic_fsl.o
39	40	COBJS-$(CONFIG_PMIC_I2C) += pmic_i2c.o
40	41	COBJS-$(CONFIG_PMIC_SPI) += pmic_spi.o
41	42	COBJS-$(CONFIG_PMIC_MAX8998) += pmic_max8998.o
	1	+/*
	2	+ * Copyright (C) 2011 Samsung Electronics
	3	+ * Lukasz Majewski <l.majewski@samsung.com>
	4	+ *
	5	+ * See file CREDITS for list of people who contributed to this
	6	+ * project.
	7	+ *
	8	+ * This program is free software; you can redistribute it and/or
	9	+ * modify it under the terms of the GNU General Public License as
	10	+ * published by the Free Software Foundation; either version 2 of
	11	+ * the License, or (at your option) any later version.
	12	+ *
	13	+ * This program is distributed in the hope that it will be useful,
	14	+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	+ * GNU General Public License for more details.
	17	+ *
	18	+ * You should have received a copy of the GNU General Public License
	19	+ * along with this program; if not, write to the Free Software
	20	+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	21	+ * MA 02111-1307 USA
	22	+ */
	23	+
	24	+#include <common.h>
	25	+#include <spi.h>
	26	+#include <pmic.h>
	27	+#include <fsl_pmic.h>
	28	+
	29	+static u32 pmic_spi_prepare_tx(u32 reg, u32 *val, u32 write)
	30	+{
	31	+ if ((val == NULL) && (write))
	32	+ return *val & ~(1 << 31);
	33	+ else
	34	+ return (write << 31) \| (reg << 25) \| (*val & 0x00FFFFFF);
	35	+}
	36	+
	37	+int pmic_init(void)
	38	+{
	39	+ struct pmic *p = get_pmic();
	40	+ static const char name[] = "FSL_PMIC";
	41	+
	42	+ puts("Board PMIC init\n");
	43	+
	44	+ p->name = name;
	45	+ p->interface = PMIC_SPI;
	46	+ p->number_of_regs = PMIC_NUM_OF_REGS;
	47	+ p->bus = CONFIG_FSL_PMIC_BUS;
	48	+
	49	+ p->hw.spi.cs = CONFIG_FSL_PMIC_CS;
	50	+ p->hw.spi.clk = CONFIG_FSL_PMIC_CLK;
	51	+ p->hw.spi.mode = CONFIG_FSL_PMIC_MODE;
	52	+ p->hw.spi.bitlen = CONFIG_FSL_PMIC_BITLEN;
	53	+ p->hw.spi.flags = SPI_XFER_BEGIN \| SPI_XFER_END;
	54	+ p->hw.spi.prepare_tx = pmic_spi_prepare_tx;
	55	+
	56	+ return 0;
	57	+}
...	...	@@ -99,6 +99,7 @@
99	99	REG_TEST2,
100	100	REG_TEST3,
101	101	REG_TEST4,
	102	+ PMIC_NUM_OF_REGS,
102	103	};
103	104
104	105	/* REG_POWER_MISC */
...	...	@@ -120,10 +121,6 @@
120	121
121	122	/* Interrupt status 1 */
122	123	#define RTCRSTI (1 << 7)
123		-
124		-void pmic_show_pmic_info(void);
125		-void pmic_reg_write(u32 reg, u32 value);
126		-u32 pmic_reg_read(u32 reg);
127	124
128	125	#endif