[U-Boot] [PATCH 13/13] misc: pmic: drop old Freescale's pmic driver
Stefano Babic
sbabic at denx.de
Sat Oct 8 18:36:09 CEST 2011
Signed-off-by: Stefano Babic <sbabic at denx.de>
---
drivers/misc/Makefile | 1 -
drivers/misc/fsl_pmic.c | 235 -----------------------------------------------
2 files changed, 0 insertions(+), 236 deletions(-)
delete mode 100644 drivers/misc/fsl_pmic.c
diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index f732a95..a709707 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -28,7 +28,6 @@ LIB := $(obj)libmisc.o
COBJS-$(CONFIG_ALI152X) += ali512x.o
COBJS-$(CONFIG_DS4510) += ds4510.o
COBJS-$(CONFIG_FSL_LAW) += fsl_law.o
-COBJS-$(CONFIG_FSL_PMIC) += fsl_pmic.o
COBJS-$(CONFIG_GPIO_LED) += gpio_led.o
COBJS-$(CONFIG_FSL_MC9SDZ60) += mc9sdz60.o
COBJS-$(CONFIG_NS87308) += ns87308.o
diff --git a/drivers/misc/fsl_pmic.c b/drivers/misc/fsl_pmic.c
deleted file mode 100644
index 23255a5..0000000
--- a/drivers/misc/fsl_pmic.c
+++ /dev/null
@@ -1,235 +0,0 @@
-/*
- * (C) Copyright 2008-2009 Freescale Semiconductor, Inc.
- *
- * 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 <asm/errno.h>
-#include <linux/types.h>
-#include <fsl_pmic.h>
-
-static int check_param(u32 reg, u32 write)
-{
- if (reg > 63 || write > 1) {
- printf("<reg num> = %d is invalid. Should be less then 63\n",
- reg);
- return -1;
- }
-
- return 0;
-}
-
-#ifdef CONFIG_FSL_PMIC_I2C
-#include <i2c.h>
-
-u32 pmic_reg(u32 reg, u32 val, u32 write)
-{
- unsigned char buf[4] = { 0 };
- u32 ret_val = 0;
-
- if (check_param(reg, write))
- return -1;
-
- if (write) {
- buf[0] = (val >> 16) & 0xff;
- buf[1] = (val >> 8) & 0xff;
- buf[2] = (val) & 0xff;
- if (i2c_write(CONFIG_SYS_FSL_PMIC_I2C_ADDR, reg, 1, buf, 3))
- return -1;
- } else {
- if (i2c_read(CONFIG_SYS_FSL_PMIC_I2C_ADDR, reg, 1, buf, 3))
- return -1;
- ret_val = buf[0] << 16 | buf[1] << 8 | buf[2];
- }
-
- return ret_val;
-}
-#else /* SPI interface */
-#include <spi.h>
-static struct spi_slave *slave;
-
-struct spi_slave *pmic_spi_probe(void)
-{
- return spi_setup_slave(CONFIG_FSL_PMIC_BUS,
- CONFIG_FSL_PMIC_CS,
- CONFIG_FSL_PMIC_CLK,
- CONFIG_FSL_PMIC_MODE);
-}
-
-void pmic_spi_free(struct spi_slave *slave)
-{
- if (slave)
- spi_free_slave(slave);
-}
-
-u32 pmic_reg(u32 reg, u32 val, u32 write)
-{
- u32 pmic_tx, pmic_rx;
- u32 tmp;
-
- if (!slave) {
- slave = pmic_spi_probe();
-
- if (!slave)
- return -1;
- }
-
- if (check_param(reg, write))
- return -1;
-
- if (spi_claim_bus(slave))
- return -1;
-
- pmic_tx = (write << 31) | (reg << 25) | (val & 0x00FFFFFF);
-
- tmp = cpu_to_be32(pmic_tx);
-
- if (spi_xfer(slave, 4 << 3, &tmp, &pmic_rx,
- SPI_XFER_BEGIN | SPI_XFER_END)) {
- spi_release_bus(slave);
- return -1;
- }
-
- if (write) {
- pmic_tx &= ~(1 << 31);
- tmp = cpu_to_be32(pmic_tx);
- if (spi_xfer(slave, 4 << 3, &tmp, &pmic_rx,
- SPI_XFER_BEGIN | SPI_XFER_END)) {
- spi_release_bus(slave);
- return -1;
- }
- }
-
- spi_release_bus(slave);
- return cpu_to_be32(pmic_rx);
-}
-#endif
-
-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);
-}
-
-void pmic_show_pmic_info(void)
-{
- u32 rev_id;
-
- rev_id = pmic_reg_read(REG_IDENTIFICATION);
- printf("PMIC ID: 0x%08x [Rev: ", rev_id);
- switch (rev_id & 0x1F) {
- case 0x1:
- puts("1.0");
- break;
- case 0x9:
- puts("1.1");
- break;
- case 0xA:
- puts("1.2");
- break;
- case 0x10:
- puts("2.0");
- break;
- case 0x11:
- puts("2.1");
- break;
- case 0x18:
- puts("3.0");
- break;
- case 0x19:
- puts("3.1");
- break;
- case 0x1A:
- puts("3.2");
- break;
- case 0x2:
- puts("3.2A");
- break;
- case 0x1B:
- puts("3.3");
- break;
- case 0x1D:
- puts("3.5");
- break;
- default:
- puts("unknown");
- break;
- }
- puts("]\n");
-}
-
-static void pmic_dump(int numregs)
-{
- u32 val;
- int i;
-
- pmic_show_pmic_info();
- for (i = 0; i < numregs; i++) {
- val = pmic_reg_read(i);
- if (!(i % 8))
- printf ("\n0x%02x: ", i);
- printf("%08x ", 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,
- "Freescale PMIC (Atlas)",
- "dump [numregs] - dump registers\n"
- "pmic write <reg> <value> - write register"
-);
--
1.7.1
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