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-rw-r--r--drivers/dma/Makefile1
-rw-r--r--drivers/dma/omap3_dma.c180
-rw-r--r--drivers/gpio/kw_gpio.c1
-rw-r--r--drivers/gpio/mvmfp.c7
-rw-r--r--drivers/i2c/mxc_i2c.c31
-rw-r--r--drivers/misc/Makefile6
-rw-r--r--drivers/misc/fsl_pmic.c235
-rw-r--r--drivers/misc/pmic_core.c147
-rw-r--r--drivers/misc/pmic_fsl.c66
-rw-r--r--drivers/misc/pmic_i2c.c92
-rw-r--r--drivers/misc/pmic_max8998.c43
-rw-r--r--drivers/misc/pmic_spi.c109
-rw-r--r--drivers/mmc/omap_hsmmc.c4
-rw-r--r--drivers/mmc/tegra2_mmc.c94
-rw-r--r--drivers/mmc/tegra2_mmc.h1
-rw-r--r--drivers/net/davinci_emac.c209
-rw-r--r--drivers/net/mvgbe.c2
-rw-r--r--drivers/rtc/mc13783-rtc.c20
-rw-r--r--drivers/serial/ns16550.c7
-rw-r--r--drivers/serial/serial.c9
-rw-r--r--drivers/spi/Makefile1
-rw-r--r--drivers/spi/armada100_spi.c228
-rw-r--r--drivers/spi/kirkwood_spi.c5
-rw-r--r--drivers/usb/host/ehci-kirkwood.c1
24 files changed, 1093 insertions, 406 deletions
diff --git a/drivers/dma/Makefile b/drivers/dma/Makefile
index 9d945a0..3d9c9f1 100644
--- a/drivers/dma/Makefile
+++ b/drivers/dma/Makefile
@@ -27,6 +27,7 @@ LIB := $(obj)libdma.o
COBJS-$(CONFIG_FSLDMAFEC) += MCD_tasksInit.o MCD_dmaApi.o MCD_tasks.o
COBJS-$(CONFIG_FSL_DMA) += fsl_dma.o
+COBJS-$(CONFIG_OMAP3_DMA) += omap3_dma.o
COBJS := $(COBJS-y)
SRCS := $(COBJS:.o=.c)
diff --git a/drivers/dma/omap3_dma.c b/drivers/dma/omap3_dma.c
new file mode 100644
index 0000000..b98eca1
--- /dev/null
+++ b/drivers/dma/omap3_dma.c
@@ -0,0 +1,180 @@
+/* Copyright (C) 2011
+ * Corscience GmbH & Co. KG - Simon Schwarz <schwarz@corscience.de>
+ *
+ * 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
+ */
+
+/* This is a basic implementation of the SDMA/DMA4 controller of OMAP3
+ * Tested on Silicon Revision major:0x4 minor:0x0
+ */
+
+#include <common.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/omap3.h>
+#include <asm/arch/dma.h>
+#include <asm/io.h>
+#include <asm/errno.h>
+
+static struct dma4 *dma4_cfg = (struct dma4 *)OMAP34XX_DMA4_BASE;
+uint32_t dma_active; /* if a transfer is started the respective
+ bit is set for the logical channel */
+
+/* Check if we have the given channel
+ * PARAMETERS:
+ * chan: Channel number
+ *
+ * RETURN of non-zero means error */
+static inline int check_channel(uint32_t chan)
+{
+ if (chan < CHAN_NR_MIN || chan > CHAN_NR_MAX)
+ return -EINVAL;
+ return 0;
+}
+
+static inline void reset_irq(uint32_t chan)
+{
+ /* reset IRQ reason */
+ writel(0x1DFE, &dma4_cfg->chan[chan].csr);
+ /* reset IRQ */
+ writel((1 << chan), &dma4_cfg->irqstatus_l[0]);
+ dma_active &= ~(1 << chan);
+}
+
+/* Set Source, Destination and Size of DMA transfer for the
+ * specified channel.
+ * PARAMETERS:
+ * chan: channel to use
+ * src: source of the transfer
+ * dst: destination of the transfer
+ * sze: Size of the transfer
+ *
+ * RETURN of non-zero means error */
+int omap3_dma_conf_transfer(uint32_t chan, uint32_t *src, uint32_t *dst,
+ uint32_t sze)
+{
+ if (check_channel(chan))
+ return -EINVAL;
+ /* CDSA0 */
+ writel((uint32_t)src, &dma4_cfg->chan[chan].cssa);
+ writel((uint32_t)dst, &dma4_cfg->chan[chan].cdsa);
+ writel(sze, &dma4_cfg->chan[chan].cen);
+return 0;
+}
+
+/* Start the DMA transfer */
+int omap3_dma_start_transfer(uint32_t chan)
+{
+ uint32_t val;
+
+ if (check_channel(chan))
+ return -EINVAL;
+
+ val = readl(&dma4_cfg->chan[chan].ccr);
+ /* Test for channel already in use */
+ if (val & CCR_ENABLE_ENABLE)
+ return -EBUSY;
+
+ writel((val | CCR_ENABLE_ENABLE), &dma4_cfg->chan[chan].ccr);
+ dma_active |= (1 << chan);
+ debug("started transfer...\n");
+ return 0;
+}
+
+/* Busy-waiting for a DMA transfer
+ * This has to be called before another transfer is started
+ * PARAMETER
+ * chan: Channel to wait for
+ *
+ * RETURN of non-zero means error*/
+int omap3_dma_wait_for_transfer(uint32_t chan)
+{
+ uint32_t val;
+
+ if (!(dma_active & (1 << chan))) {
+ val = readl(&dma4_cfg->irqstatus_l[0]);
+ if (!(val & chan)) {
+ debug("dma: The channel you are trying to wait for "
+ "was never activated - ERROR\n");
+ return -1; /* channel was never active */
+ }
+ }
+
+ /* all irqs on line 0 */
+ while (!(readl(&dma4_cfg->irqstatus_l[0]) & (1 << chan)))
+ asm("nop");
+
+ val = readl(&dma4_cfg->chan[chan].csr);
+ if ((val & CSR_TRANS_ERR) | (val & CSR_SUPERVISOR_ERR) |
+ (val & CSR_MISALIGNED_ADRS_ERR)) {
+ debug("err code: %X\n", val);
+ debug("dma: transfer error detected\n");
+ reset_irq(chan);
+ return -1;
+ }
+ reset_irq(chan);
+ return 0;
+}
+
+/* Get the revision of the DMA module
+ * PARAMETER
+ * minor: Address of minor revision to write
+ * major: Address of major revision to write
+ *
+ * RETURN of non-zero means error
+ */
+int omap3_dma_get_revision(uint32_t *minor, uint32_t *major)
+{
+ uint32_t val;
+
+ /* debug information */
+ val = readl(&dma4_cfg->revision);
+ *major = (val & 0x000000F0) >> 4;
+ *minor = (val & 0x0000000F);
+ debug("DMA Silicon revision (maj/min): 0x%X/0x%X\n", *major, *minor);
+ return 0;
+}
+
+/* Initial config of omap dma
+ */
+void omap3_dma_init(void)
+{
+ dma_active = 0;
+ /* All interrupts on channel 0 */
+ writel(0xFFFFFFFF, &dma4_cfg->irqenable_l[0]);
+}
+
+/* set channel config to config
+ *
+ * RETURN of non-zero means error */
+int omap3_dma_conf_chan(uint32_t chan, struct dma4_chan *config)
+{
+ if (check_channel(chan))
+ return -EINVAL;
+
+ dma4_cfg->chan[chan] = *config;
+ return 0;
+}
+
+/* get channel config to config
+ *
+ * RETURN of non-zero means error */
+int omap3_dma_get_conf_chan(uint32_t chan, struct dma4_chan *config)
+{
+ if (check_channel(chan))
+ return -EINVAL;
+ *config = dma4_cfg->chan[chan];
+ return 0;
+}
diff --git a/drivers/gpio/kw_gpio.c b/drivers/gpio/kw_gpio.c
index 2de179e..51a826d 100644
--- a/drivers/gpio/kw_gpio.c
+++ b/drivers/gpio/kw_gpio.c
@@ -31,6 +31,7 @@
#include <common.h>
#include <asm/bitops.h>
+#include <asm/io.h>
#include <asm/arch/kirkwood.h>
#include <asm/arch/gpio.h>
diff --git a/drivers/gpio/mvmfp.c b/drivers/gpio/mvmfp.c
index e7830c6..f56c037 100644
--- a/drivers/gpio/mvmfp.c
+++ b/drivers/gpio/mvmfp.c
@@ -26,13 +26,6 @@
#include <asm/io.h>
#include <mvmfp.h>
#include <asm/arch/mfp.h>
-#ifdef CONFIG_ARMADA100
-#include <asm/arch/armada100.h>
-#elif defined(CONFIG_PANTHEON)
-#include <asm/arch/pantheon.h>
-#else
-#error Unsupported SoC...
-#endif
/*
* mfp_config
diff --git a/drivers/i2c/mxc_i2c.c b/drivers/i2c/mxc_i2c.c
index a805bf6..2869d7c 100644
--- a/drivers/i2c/mxc_i2c.c
+++ b/drivers/i2c/mxc_i2c.c
@@ -95,7 +95,7 @@ static u16 i2c_clk_div[50][2] = {
{ 3072, 0x1E }, { 3840, 0x1F }
};
-static u8 clk_idx;
+static u8 clk_div;
/*
* Calculate and set proper clock divider
@@ -105,7 +105,6 @@ static void i2c_imx_set_clk(unsigned int rate)
struct mxc_i2c_regs *i2c_regs = (struct mxc_i2c_regs *)I2C_BASE;
unsigned int i2c_clk_rate;
unsigned int div;
- int i;
#if defined(CONFIG_MX31)
struct clock_control_regs *sc_regs =
@@ -120,16 +119,15 @@ static void i2c_imx_set_clk(unsigned int rate)
i2c_clk_rate = mxc_get_clock(MXC_IPG_PERCLK);
div = (i2c_clk_rate + rate - 1) / rate;
if (div < i2c_clk_div[0][0])
- i = 0;
+ clk_div = 0;
else if (div > i2c_clk_div[ARRAY_SIZE(i2c_clk_div) - 1][0])
- i = ARRAY_SIZE(i2c_clk_div) - 1;
+ clk_div = ARRAY_SIZE(i2c_clk_div) - 1;
else
- for (i = 0; i2c_clk_div[i][0] < div; i++)
+ for (clk_div = 0; i2c_clk_div[clk_div][0] < div; clk_div++)
;
/* Store divider value */
- clk_idx = i2c_clk_div[i][1];
- writeb(clk_idx, &i2c_regs->ifdr);
+ writeb(i2c_clk_div[clk_div][1], &i2c_regs->ifdr);
}
/*
@@ -153,6 +151,23 @@ void i2c_init(int speed, int unused)
}
/*
+ * Set I2C Speed
+ */
+int i2c_set_bus_speed(unsigned int speed)
+{
+ i2c_init(speed, 0);
+ return 0;
+}
+
+/*
+ * Get I2C Speed
+ */
+unsigned int i2c_get_bus_speed(void)
+{
+ return mxc_get_clock(MXC_IPG_PERCLK) / i2c_clk_div[clk_div][0];
+}
+
+/*
* Wait for bus to be busy (or free if for_busy = 0)
*
* for_busy = 1: Wait for IBB to be asserted
@@ -218,7 +233,7 @@ int i2c_imx_start(void)
unsigned int temp = 0;
int result;
- writeb(clk_idx, &i2c_regs->ifdr);
+ writeb(i2c_clk_div[clk_div][1], &i2c_regs->ifdr);
/* Enable I2C controller */
writeb(0, &i2c_regs->i2sr);
diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index b152486..a709707 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -28,13 +28,17 @@ 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
COBJS-$(CONFIG_PDSP188x) += pdsp188x.o
COBJS-$(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
COBJS := $(COBJS-y)
SRCS := $(COBJS:.o=.c)
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"
-);
diff --git a/drivers/misc/pmic_core.c b/drivers/misc/pmic_core.c
new file mode 100644
index 0000000..5d62a56
--- /dev/null
+++ b/drivers/misc/pmic_core.c
@@ -0,0 +1,147 @@
+/*
+ * Copyright (C) 2011 Samsung Electronics
+ * Lukasz Majewski <l.majewski@samsung.com>
+ *
+ * (C) Copyright 2010
+ * Stefano Babic, DENX Software Engineering, sbabic@denx.de
+ *
+ * (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 <common.h>
+#include <linux/types.h>
+#include <pmic.h>
+
+static struct pmic pmic;
+
+int check_reg(u32 reg)
+{
+ if (reg >= pmic.number_of_regs) {
+ printf("<reg num> = %d is invalid. Should be less than %d\n",
+ reg, pmic.number_of_regs);
+ return -1;
+ }
+ return 0;
+}
+
+int pmic_set_output(struct pmic *p, u32 reg, int out, int on)
+{
+ u32 val;
+
+ if (pmic_reg_read(p, reg, &val))
+ return -1;
+
+ if (on)
+ val |= out;
+ else
+ val &= ~out;
+
+ if (pmic_reg_write(p, reg, val))
+ return -1;
+
+ return 0;
+}
+
+static void pmic_show_info(struct pmic *p)
+{
+ printf("PMIC: %s\n", p->name);
+}
+
+static void pmic_dump(struct pmic *p)
+{
+ int i, ret;
+ u32 val;
+
+ pmic_show_info(p);
+ for (i = 0; i < p->number_of_regs; i++) {
+ ret = pmic_reg_read(p, i, &val);
+ if (ret)
+ puts("PMIC: Registers dump failed\n");
+
+ if (!(i % 8))
+ printf("\n0x%02x: ", i);
+
+ printf("%08x ", val);
+ }
+ puts("\n");
+}
+
+struct pmic *get_pmic(void)
+{
+ return &pmic;
+}
+
+int do_pmic(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ u32 ret, reg, val;
+ char *cmd;
+
+ struct pmic *p = &pmic;
+
+ /* at least two arguments please */
+ if (argc < 2)
+ return cmd_usage(cmdtp);
+
+ cmd = argv[1];
+ if (strcmp(cmd, "dump") == 0) {
+ pmic_dump(p);
+ return 0;
+ }
+
+ if (strcmp(cmd, "read") == 0) {
+ if (argc < 3)
+ return cmd_usage(cmdtp);
+
+ reg = simple_strtoul(argv[2], NULL, 16);
+
+ ret = pmic_reg_read(p, reg, &val);
+
+ if (ret)
+ puts("PMIC: Register read failed\n");
+
+ printf("\n0x%02x: 0x%08x\n", reg, val);
+
+ return 0;
+ }
+
+ if (strcmp(cmd, "write") == 0) {
+ if (argc < 4)
+ return cmd_usage(cmdtp);
+
+ reg = simple_strtoul(argv[2], NULL, 16);
+ val = simple_strtoul(argv[3], NULL, 16);
+
+ pmic_reg_write(p, reg, val);
+
+ return 0;
+ }
+
+ /* No subcommand found */
+ return 1;
+}
+
+U_BOOT_CMD(
+ pmic, CONFIG_SYS_MAXARGS, 1, do_pmic,
+ "PMIC",
+ "dump - dump PMIC registers\n"
+ "pmic read <reg> - read register\n"
+ "pmic write <reg> <value> - write register"
+);
diff --git a/drivers/misc/pmic_fsl.c b/drivers/misc/pmic_fsl.c
new file mode 100644
index 0000000..b6e809a
--- /dev/null
+++ b/drivers/misc/pmic_fsl.c
@@ -0,0 +1,66 @@
+/*
+ * 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>
+
+#if defined(CONFIG_PMIC_SPI)
+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);
+}
+#endif
+
+int pmic_init(void)
+{
+ struct pmic *p = get_pmic();
+ static const char name[] = "FSL_PMIC";
+
+ p->name = name;
+ p->number_of_regs = PMIC_NUM_OF_REGS;
+
+#if defined(CONFIG_PMIC_SPI)
+ p->interface = PMIC_SPI;
+ 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;
+#elif defined(CONFIG_PMIC_I2C)
+ p->interface = PMIC_I2C;
+ p->hw.i2c.addr = CONFIG_SYS_FSL_PMIC_I2C_ADDR;
+ p->hw.i2c.tx_num = 3;
+ p->bus = I2C_PMIC;
+#else
+#error "You must select CONFIG_PMIC_SPI or CONFIG_PMIC_I2C"
+#endif
+
+ return 0;
+}
diff --git a/drivers/misc/pmic_i2c.c b/drivers/misc/pmic_i2c.c
new file mode 100644
index 0000000..ad55d64
--- /dev/null
+++ b/drivers/misc/pmic_i2c.c
@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2011 Samsung Electronics
+ * Lukasz Majewski <l.majewski@samsung.com>
+ *
+ * (C) Copyright 2010
+ * Stefano Babic, DENX Software Engineering, sbabic@denx.de
+ *
+ * (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 <common.h>
+#include <linux/types.h>
+#include <pmic.h>
+#include <i2c.h>
+
+int pmic_reg_write(struct pmic *p, u32 reg, u32 val)
+{
+ unsigned char buf[4] = { 0 };
+
+ if (check_reg(reg))
+ return -1;
+
+ switch (pmic_i2c_tx_num) {
+ case 3:
+ buf[0] = (val >> 16) & 0xff;
+ buf[1] = (val >> 8) & 0xff;
+ buf[2] = val & 0xff;
+ break;
+ case 1:
+ buf[0] = val & 0xff;
+ break;
+ }
+
+ if (i2c_write(pmic_i2c_addr, reg, 1, buf, pmic_i2c_tx_num))
+ return -1;
+
+ return 0;
+}
+
+int pmic_reg_read(struct pmic *p, u32 reg, u32 *val)
+{
+ unsigned char buf[4] = { 0 };
+ u32 ret_val = 0;
+
+ if (check_reg(reg))
+ return -1;
+
+ if (i2c_read(pmic_i2c_addr, reg, 1, buf, pmic_i2c_tx_num))
+ return -1;
+
+ switch (pmic_i2c_tx_num) {
+ case 3:
+ ret_val = buf[0] << 16 | buf[1] << 8 | buf[2];
+ break;
+ case 1:
+ ret_val = buf[0];
+ break;
+ }
+ memcpy(val, &ret_val, sizeof(ret_val));
+
+ return 0;
+}
+
+int pmic_probe(struct pmic *p)
+{
+ I2C_SET_BUS(p->bus);
+ debug("PMIC:%s probed!\n", p->name);
+ if (i2c_probe(pmic_i2c_addr)) {
+ printf("Can't find PMIC:%s\n", p->name);
+ return -1;
+ }
+
+ return 0;
+}
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/drivers/misc/pmic_spi.c b/drivers/misc/pmic_spi.c
new file mode 100644
index 0000000..ff35377
--- /dev/null
+++ b/drivers/misc/pmic_spi.c
@@ -0,0 +1,109 @@
+/*
+ * Copyright (C) 2011 Samsung Electronics
+ * Lukasz Majewski <l.majewski@samsung.com>
+ *
+ * (C) Copyright 2010
+ * Stefano Babic, DENX Software Engineering, sbabic@denx.de
+ *
+ * (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 <common.h>
+#include <linux/types.h>
+#include <pmic.h>
+#include <spi.h>
+
+static struct spi_slave *slave;
+
+void pmic_spi_free(struct spi_slave *slave)
+{
+ if (slave)
+ spi_free_slave(slave);
+}
+
+struct spi_slave *pmic_spi_probe(struct pmic *p)
+{
+ return spi_setup_slave(p->bus,
+ p->hw.spi.cs,
+ p->hw.spi.clk,
+ p->hw.spi.mode);
+}
+
+static u32 pmic_reg(struct pmic *p, u32 reg, u32 *val, u32 write)
+{
+ u32 pmic_tx, pmic_rx;
+ u32 tmp;
+
+ if (!slave) {
+ slave = pmic_spi_probe(p);
+
+ if (!slave)
+ return -1;
+ }
+
+ if (check_reg(reg))
+ return -1;
+
+ if (spi_claim_bus(slave))
+ return -1;
+
+ pmic_tx = p->hw.spi.prepare_tx(reg, val, write);
+
+ tmp = cpu_to_be32(pmic_tx);
+
+ if (spi_xfer(slave, pmic_spi_bitlen, &tmp, &pmic_rx,
+ pmic_spi_flags)) {
+ spi_release_bus(slave);
+ return -1;
+ }
+
+ if (write) {
+ pmic_tx = p->hw.spi.prepare_tx(0, NULL, write);
+ pmic_tx &= ~(1 << 31);
+ tmp = cpu_to_be32(pmic_tx);
+ if (spi_xfer(slave, pmic_spi_bitlen, &tmp, &pmic_rx,
+ pmic_spi_flags)) {
+ spi_release_bus(slave);
+ return -1;
+ }
+ }
+
+ spi_release_bus(slave);
+ *val = cpu_to_be32(pmic_rx);
+
+ return 0;
+}
+
+int pmic_reg_write(struct pmic *p, u32 reg, u32 val)
+{
+ if (pmic_reg(p, reg, &val, 1))
+ return -1;
+
+ return 0;
+}
+
+int pmic_reg_read(struct pmic *p, u32 reg, u32 *val)
+{
+ if (pmic_reg(p, reg, val, 0))
+ return -1;
+
+ return 0;
+}
diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c
index 5d4cf51..ebda980 100644
--- a/drivers/mmc/omap_hsmmc.c
+++ b/drivers/mmc/omap_hsmmc.c
@@ -475,12 +475,16 @@ int omap_mmc_init(int dev_index)
case 0:
mmc->priv = (hsmmc_t *)OMAP_HSMMC1_BASE;
break;
+#ifdef OMAP_HSMMC2_BASE
case 1:
mmc->priv = (hsmmc_t *)OMAP_HSMMC2_BASE;
break;
+#endif
+#ifdef OMAP_HSMMC3_BASE
case 2:
mmc->priv = (hsmmc_t *)OMAP_HSMMC3_BASE;
break;
+#endif
default:
mmc->priv = (hsmmc_t *)OMAP_HSMMC1_BASE;
return 1;
diff --git a/drivers/mmc/tegra2_mmc.c b/drivers/mmc/tegra2_mmc.c
index 8b6f829..9e741f2 100644
--- a/drivers/mmc/tegra2_mmc.c
+++ b/drivers/mmc/tegra2_mmc.c
@@ -23,36 +23,46 @@
#include <mmc.h>
#include <asm/io.h>
#include <asm/arch/clk_rst.h>
+#include <asm/arch/clock.h>
#include "tegra2_mmc.h"
/* support 4 mmc hosts */
struct mmc mmc_dev[4];
struct mmc_host mmc_host[4];
-static inline struct tegra2_mmc *tegra2_get_base_mmc(int dev_index)
+
+/**
+ * Get the host address and peripheral ID for a device. Devices are numbered
+ * from 0 to 3.
+ *
+ * @param host Structure to fill in (base, reg, mmc_id)
+ * @param dev_index Device index (0-3)
+ */
+static void tegra2_get_setup(struct mmc_host *host, int dev_index)
{
- unsigned long offset;
debug("tegra2_get_base_mmc: dev_index = %d\n", dev_index);
switch (dev_index) {
- case 0:
- offset = TEGRA2_SDMMC4_BASE;
- break;
case 1:
- offset = TEGRA2_SDMMC3_BASE;
+ host->base = TEGRA2_SDMMC3_BASE;
+ host->mmc_id = PERIPH_ID_SDMMC3;
break;
case 2:
- offset = TEGRA2_SDMMC2_BASE;
+ host->base = TEGRA2_SDMMC2_BASE;
+ host->mmc_id = PERIPH_ID_SDMMC2;
break;
case 3:
- offset = TEGRA2_SDMMC1_BASE;
+ host->base = TEGRA2_SDMMC1_BASE;
+ host->mmc_id = PERIPH_ID_SDMMC1;
break;
+ case 0:
default:
- offset = TEGRA2_SDMMC4_BASE;
+ host->base = TEGRA2_SDMMC4_BASE;
+ host->mmc_id = PERIPH_ID_SDMMC4;
break;
}
- return (struct tegra2_mmc *)(offset);
+ host->reg = (struct tegra2_mmc *)host->base;
}
static void mmc_prepare_data(struct mmc_host *host, struct mmc_data *data)
@@ -274,62 +284,24 @@ static int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
static void mmc_change_clock(struct mmc_host *host, uint clock)
{
- int div, hw_div;
+ int div;
unsigned short clk;
unsigned long timeout;
- unsigned int reg, hostbase;
- struct clk_rst_ctlr *clkrst = (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE;
+
debug(" mmc_change_clock called\n");
- /* Change Tegra2 SDMMCx clock divisor here */
- /* Source is 216MHz, PLLP_OUT0 */
+ /*
+ * Change Tegra2 SDMMCx clock divisor here. Source is 216MHz,
+ * PLLP_OUT0
+ */
if (clock == 0)
goto out;
-
- div = 1;
- if (clock <= 400000) {
- hw_div = ((9-1)<<1); /* Best match is 375KHz */
- div = 64;
- } else if (clock <= 20000000)
- hw_div = ((11-1)<<1); /* Best match is 19.6MHz */
- else if (clock <= 26000000)
- hw_div = ((9-1)<<1); /* Use 24MHz */
- else
- hw_div = ((4-1)<<1) + 1; /* 4.5 divisor for 48MHz */
-
- debug("mmc_change_clock: hw_div = %d, card clock div = %d\n",
- hw_div, div);
-
- /* Change SDMMCx divisor */
-
- hostbase = readl(&host->base);
- debug("mmc_change_clock: hostbase = %08X\n", hostbase);
-
- if (hostbase == TEGRA2_SDMMC1_BASE) {
- reg = readl(&clkrst->crc_clk_src_sdmmc1);
- reg &= 0xFFFFFF00; /* divisor (7.1) = 00 */
- reg |= hw_div; /* n-1 */
- writel(reg, &clkrst->crc_clk_src_sdmmc1);
- } else if (hostbase == TEGRA2_SDMMC2_BASE) {
- reg = readl(&clkrst->crc_clk_src_sdmmc2);
- reg &= 0xFFFFFF00; /* divisor (7.1) = 00 */
- reg |= hw_div; /* n-1 */
- writel(reg, &clkrst->crc_clk_src_sdmmc2);
- } else if (hostbase == TEGRA2_SDMMC3_BASE) {
- reg = readl(&clkrst->crc_clk_src_sdmmc3);
- reg &= 0xFFFFFF00; /* divisor (7.1) = 00 */
- reg |= hw_div; /* n-1 */
- writel(reg, &clkrst->crc_clk_src_sdmmc3);
- } else {
- reg = readl(&clkrst->crc_clk_src_sdmmc4);
- reg &= 0xFFFFFF00; /* divisor (7.1) = 00 */
- reg |= hw_div; /* n-1 */
- writel(reg, &clkrst->crc_clk_src_sdmmc4);
- }
+ clock_adjust_periph_pll_div(host->mmc_id, CLOCK_ID_PERIPH, clock,
+ &div);
+ debug("div = %d\n", div);
writew(0, &host->reg->clkcon);
- div >>= 1;
/*
* CLKCON
* SELFREQ[15:8] : base clock divided by value
@@ -337,6 +309,7 @@ static void mmc_change_clock(struct mmc_host *host, uint clock)
* STBLINTCLK[1] : Internal Clock Stable
* ENINTCLK[0] : Internal Clock Enable
*/
+ div >>= 1;
clk = (div << 8) | (1 << 0);
writew(clk, &host->reg->clkcon);
@@ -355,7 +328,6 @@ static void mmc_change_clock(struct mmc_host *host, uint clock)
writew(clk, &host->reg->clkcon);
debug("mmc_change_clock: clkcon = %08X\n", clk);
- debug("mmc_change_clock: CLK_SOURCE_SDMMCx = %08X\n", reg);
out:
host->clock = clock;
@@ -370,7 +342,6 @@ static void mmc_set_ios(struct mmc *mmc)
debug("bus_width: %x, clock: %d\n", mmc->bus_width, mmc->clock);
/* Change clock first */
-
mmc_change_clock(host, mmc->clock);
ctrl = readb(&host->reg->hostctl);
@@ -481,7 +452,7 @@ static int tegra2_mmc_initialize(int dev_index, int bus_width)
mmc->host_caps = MMC_MODE_8BIT;
else
mmc->host_caps = MMC_MODE_4BIT;
- mmc->host_caps |= MMC_MODE_HS_52MHz | MMC_MODE_HS;
+ mmc->host_caps |= MMC_MODE_HS_52MHz | MMC_MODE_HS | MMC_MODE_HC;
/*
* min freq is for card identification, and is the highest
@@ -495,8 +466,7 @@ static int tegra2_mmc_initialize(int dev_index, int bus_width)
mmc->f_max = 48000000;
mmc_host[dev_index].clock = 0;
- mmc_host[dev_index].reg = tegra2_get_base_mmc(dev_index);
- mmc_host[dev_index].base = (unsigned int)mmc_host[dev_index].reg;
+ tegra2_get_setup(&mmc_host[dev_index], dev_index);
mmc_register(mmc);
return 0;
diff --git a/drivers/mmc/tegra2_mmc.h b/drivers/mmc/tegra2_mmc.h
index 4b80f9f..28698e0 100644
--- a/drivers/mmc/tegra2_mmc.h
+++ b/drivers/mmc/tegra2_mmc.h
@@ -73,6 +73,7 @@ struct mmc_host {
unsigned int version; /* SDHCI spec. version */
unsigned int clock; /* Current clock (MHz) */
unsigned int base; /* Base address, SDMMC1/2/3/4 */
+ enum periph_id mmc_id; /* Peripheral ID: PERIPH_ID_... */
};
int tegra2_mmc_init(int dev_index, int bus_width);
diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c
index a8905b8..7dacb23 100644
--- a/drivers/net/davinci_emac.c
+++ b/drivers/net/davinci_emac.c
@@ -48,9 +48,9 @@ unsigned int emac_dbg = 0;
#define debug_emac(fmt,args...) if (emac_dbg) printf(fmt,##args)
#ifdef DAVINCI_EMAC_GIG_ENABLE
-#define emac_gigabit_enable() davinci_eth_gigabit_enable()
+#define emac_gigabit_enable(phy_addr) davinci_eth_gigabit_enable(phy_addr)
#else
-#define emac_gigabit_enable() /* no gigabit to enable */
+#define emac_gigabit_enable(phy_addr) /* no gigabit to enable */
#endif
static void davinci_eth_mdio_enable(void);
@@ -80,10 +80,15 @@ static int emac_rx_queue_active = 0;
/* Receive packet buffers */
static unsigned char emac_rx_buffers[EMAC_MAX_RX_BUFFERS * (EMAC_MAX_ETHERNET_PKT_SIZE + EMAC_PKT_ALIGN)];
+#define MAX_PHY 3
+
/* PHY address for a discovered PHY (0xff - not found) */
-static volatile u_int8_t active_phy_addr = 0xff;
+static u_int8_t active_phy_addr[MAX_PHY] = { 0xff, 0xff, 0xff };
+
+/* number of PHY found active */
+static u_int8_t num_phy;
-phy_t phy;
+phy_t phy[MAX_PHY];
static int davinci_eth_set_mac_addr(struct eth_device *dev)
{
@@ -147,27 +152,30 @@ static int davinci_eth_phy_detect(void)
{
u_int32_t phy_act_state;
int i;
+ int j;
+ unsigned int count = 0;
- active_phy_addr = 0xff;
+ active_phy_addr[0] = 0xff;
+ active_phy_addr[1] = 0xff;
+ active_phy_addr[2] = 0xff;
+
+ udelay(1000);
+ phy_act_state = readl(&adap_mdio->ALIVE);
- phy_act_state = readl(&adap_mdio->ALIVE) & EMAC_MDIO_PHY_MASK;
if (phy_act_state == 0)
- return(0); /* No active PHYs */
+ return 0; /* No active PHYs */
debug_emac("davinci_eth_phy_detect(), ALIVE = 0x%08x\n", phy_act_state);
- for (i = 0; i < 32; i++) {
+ for (i = 0, j = 0; i < 32; i++)
if (phy_act_state & (1 << i)) {
- if (phy_act_state & ~(1 << i))
- return(0); /* More than one PHY */
- else {
- active_phy_addr = i;
- return(1);
- }
+ count++;
+ active_phy_addr[j++] = i;
}
- }
- return(0); /* Just to make GCC happy */
+ num_phy = count;
+
+ return count;
}
@@ -236,7 +244,18 @@ static int gen_is_phy_connected(int phy_addr)
{
u_int16_t dummy;
- return(davinci_eth_phy_read(phy_addr, MII_PHYSID1, &dummy));
+ return davinci_eth_phy_read(phy_addr, MII_PHYSID1, &dummy);
+}
+
+static int get_active_phy(void)
+{
+ int i;
+
+ for (i = 0; i < num_phy; i++)
+ if (phy[i].get_link_speed(active_phy_addr[i]))
+ return i;
+
+ return -1; /* Return error if no link */
}
static int gen_get_link_speed(int phy_addr)
@@ -279,16 +298,42 @@ static int gen_get_link_speed(int phy_addr)
static int gen_auto_negotiate(int phy_addr)
{
u_int16_t tmp;
+ u_int16_t val;
+ unsigned long cntr = 0;
+
+ if (!davinci_eth_phy_read(phy_addr, MII_BMCR, &tmp))
+ return 0;
+
+ val = tmp | BMCR_FULLDPLX | BMCR_ANENABLE |
+ BMCR_SPEED100;
+ davinci_eth_phy_write(phy_addr, MII_BMCR, val);
+
+ if (!davinci_eth_phy_read(phy_addr, MII_ADVERTISE, &val))
+ return 0;
+
+ val |= (ADVERTISE_100FULL | ADVERTISE_100HALF | ADVERTISE_10FULL |
+ ADVERTISE_10HALF);
+ davinci_eth_phy_write(phy_addr, MII_ADVERTISE, val);
if (!davinci_eth_phy_read(phy_addr, MII_BMCR, &tmp))
return(0);
/* Restart Auto_negotiation */
- tmp |= BMCR_ANENABLE;
+ tmp |= BMCR_ANRESTART;
davinci_eth_phy_write(phy_addr, MII_BMCR, tmp);
/*check AutoNegotiate complete */
- udelay (10000);
+ do {
+ udelay(40000);
+ if (!davinci_eth_phy_read(phy_addr, MII_BMSR, &tmp))
+ return 0;
+
+ if (tmp & BMSR_ANEGCOMPLETE)
+ break;
+
+ cntr++;
+ } while (cntr < 200);
+
if (!davinci_eth_phy_read(phy_addr, MII_BMSR, &tmp))
return(0);
@@ -312,11 +357,11 @@ static int davinci_mii_phy_write(const char *devname, unsigned char addr, unsign
}
#endif
-static void __attribute__((unused)) davinci_eth_gigabit_enable(void)
+static void __attribute__((unused)) davinci_eth_gigabit_enable(int phy_addr)
{
u_int16_t data;
- if (davinci_eth_phy_read(EMAC_MDIO_PHY_NUM, 0, &data)) {
+ if (davinci_eth_phy_read(phy_addr, 0, &data)) {
if (data & (1 << 6)) { /* speed selection MSB */
/*
* Check if link detected is giga-bit
@@ -336,6 +381,7 @@ static int davinci_eth_open(struct eth_device *dev, bd_t *bis)
dv_reg_p addr;
u_int32_t clkdiv, cnt;
volatile emac_desc *rx_desc;
+ int index;
debug_emac("+ emac_open\n");
@@ -434,10 +480,11 @@ static int davinci_eth_open(struct eth_device *dev, bd_t *bis)
/* We need to wait for MDIO to start */
udelay(1000);
- if (!phy.get_link_speed(active_phy_addr))
+ index = get_active_phy();
+ if (index == -1)
return(0);
- emac_gigabit_enable();
+ emac_gigabit_enable(active_phy_addr[index]);
/* Start receive process */
writel((u_int32_t)emac_rx_desc, &adap_emac->RX0HDP);
@@ -533,16 +580,16 @@ static int davinci_eth_send_packet (struct eth_device *dev,
volatile void *packet, int length)
{
int ret_status = -1;
-
+ int index;
tx_send_loop = 0;
- /* Return error if no link */
- if (!phy.get_link_speed (active_phy_addr)) {
- printf ("WARN: emac_send_packet: No link\n");
+ index = get_active_phy();
+ if (index == -1) {
+ printf(" WARN: emac_send_packet: No link\n");
return (ret_status);
}
- emac_gigabit_enable();
+ emac_gigabit_enable(active_phy_addr[index]);
/* Check packet size and if < EMAC_MIN_ETHERNET_PKT_SIZE, pad it up */
if (length < EMAC_MIN_ETHERNET_PKT_SIZE) {
@@ -562,12 +609,12 @@ static int davinci_eth_send_packet (struct eth_device *dev,
/* Wait for packet to complete or link down */
while (1) {
- if (!phy.get_link_speed (active_phy_addr)) {
+ if (!phy[index].get_link_speed(active_phy_addr[index])) {
davinci_eth_ch_teardown (EMAC_CH_TX);
return (ret_status);
}
- emac_gigabit_enable();
+ emac_gigabit_enable(active_phy_addr[index]);
if (readl(&adap_emac->TXINTSTATRAW) & 0x01) {
ret_status = length;
@@ -659,6 +706,7 @@ int davinci_emac_initialize(void)
u_int32_t phy_id;
u_int16_t tmp;
int i;
+ int ret;
struct eth_device *dev;
dev = malloc(sizeof *dev);
@@ -686,7 +734,7 @@ int davinci_emac_initialize(void)
for (i = 0; i < 256; i++) {
if (readl(&adap_mdio->ALIVE))
break;
- udelay(10);
+ udelay(1000);
}
if (i >= 256) {
@@ -694,64 +742,77 @@ int davinci_emac_initialize(void)
return(0);
}
- /* Find if a PHY is connected and get it's address */
- if (!davinci_eth_phy_detect())
+ /* Find if PHY(s) is/are connected */
+ ret = davinci_eth_phy_detect();
+ if (!ret)
return(0);
+ else
+ printf(" %d ETH PHY detected\n", ret);
/* Get PHY ID and initialize phy_ops for a detected PHY */
- if (!davinci_eth_phy_read(active_phy_addr, MII_PHYSID1, &tmp)) {
- active_phy_addr = 0xff;
- return(0);
- }
+ for (i = 0; i < num_phy; i++) {
+ if (!davinci_eth_phy_read(active_phy_addr[i], MII_PHYSID1,
+ &tmp)) {
+ active_phy_addr[i] = 0xff;
+ continue;
+ }
- phy_id = (tmp << 16) & 0xffff0000;
+ phy_id = (tmp << 16) & 0xffff0000;
- if (!davinci_eth_phy_read(active_phy_addr, MII_PHYSID2, &tmp)) {
- active_phy_addr = 0xff;
- return(0);
- }
+ if (!davinci_eth_phy_read(active_phy_addr[i], MII_PHYSID2,
+ &tmp)) {
+ active_phy_addr[i] = 0xff;
+ continue;
+ }
- phy_id |= tmp & 0x0000ffff;
+ phy_id |= tmp & 0x0000ffff;
- switch (phy_id) {
- case PHY_KSZ8873:
- sprintf(phy.name, "KSZ8873 @ 0x%02x", active_phy_addr);
- phy.init = ksz8873_init_phy;
- phy.is_phy_connected = ksz8873_is_phy_connected;
- phy.get_link_speed = ksz8873_get_link_speed;
- phy.auto_negotiate = ksz8873_auto_negotiate;
- break;
+ switch (phy_id) {
+ case PHY_KSZ8873:
+ sprintf(phy[i].name, "KSZ8873 @ 0x%02x",
+ active_phy_addr[i]);
+ phy[i].init = ksz8873_init_phy;
+ phy[i].is_phy_connected = ksz8873_is_phy_connected;
+ phy[i].get_link_speed = ksz8873_get_link_speed;
+ phy[i].auto_negotiate = ksz8873_auto_negotiate;
+ break;
case PHY_LXT972:
- sprintf(phy.name, "LXT972 @ 0x%02x", active_phy_addr);
- phy.init = lxt972_init_phy;
- phy.is_phy_connected = lxt972_is_phy_connected;
- phy.get_link_speed = lxt972_get_link_speed;
- phy.auto_negotiate = lxt972_auto_negotiate;
+ sprintf(phy[i].name, "LXT972 @ 0x%02x",
+ active_phy_addr[i]);
+ phy[i].init = lxt972_init_phy;
+ phy[i].is_phy_connected = lxt972_is_phy_connected;
+ phy[i].get_link_speed = lxt972_get_link_speed;
+ phy[i].auto_negotiate = lxt972_auto_negotiate;
break;
case PHY_DP83848:
- sprintf(phy.name, "DP83848 @ 0x%02x", active_phy_addr);
- phy.init = dp83848_init_phy;
- phy.is_phy_connected = dp83848_is_phy_connected;
- phy.get_link_speed = dp83848_get_link_speed;
- phy.auto_negotiate = dp83848_auto_negotiate;
+ sprintf(phy[i].name, "DP83848 @ 0x%02x",
+ active_phy_addr[i]);
+ phy[i].init = dp83848_init_phy;
+ phy[i].is_phy_connected = dp83848_is_phy_connected;
+ phy[i].get_link_speed = dp83848_get_link_speed;
+ phy[i].auto_negotiate = dp83848_auto_negotiate;
break;
case PHY_ET1011C:
- sprintf(phy.name, "ET1011C @ 0x%02x", active_phy_addr);
- phy.init = gen_init_phy;
- phy.is_phy_connected = gen_is_phy_connected;
- phy.get_link_speed = et1011c_get_link_speed;
- phy.auto_negotiate = gen_auto_negotiate;
+ sprintf(phy[i].name, "ET1011C @ 0x%02x",
+ active_phy_addr[i]);
+ phy[i].init = gen_init_phy;
+ phy[i].is_phy_connected = gen_is_phy_connected;
+ phy[i].get_link_speed = et1011c_get_link_speed;
+ phy[i].auto_negotiate = gen_auto_negotiate;
break;
default:
- sprintf(phy.name, "GENERIC @ 0x%02x", active_phy_addr);
- phy.init = gen_init_phy;
- phy.is_phy_connected = gen_is_phy_connected;
- phy.get_link_speed = gen_get_link_speed;
- phy.auto_negotiate = gen_auto_negotiate;
- }
+ sprintf(phy[i].name, "GENERIC @ 0x%02x",
+ active_phy_addr[i]);
+ phy[i].init = gen_init_phy;
+ phy[i].is_phy_connected = gen_is_phy_connected;
+ phy[i].get_link_speed = gen_get_link_speed;
+ phy[i].auto_negotiate = gen_auto_negotiate;
+ }
- debug("Ethernet PHY: %s\n", phy.name);
+ debug("Ethernet PHY: %s\n", phy.name);
- miiphy_register(phy.name, davinci_mii_phy_read, davinci_mii_phy_write);
+ miiphy_register(phy[i].name, davinci_mii_phy_read,
+ davinci_mii_phy_write);
+ }
return(1);
}
diff --git a/drivers/net/mvgbe.c b/drivers/net/mvgbe.c
index c701f43..c7f7446 100644
--- a/drivers/net/mvgbe.c
+++ b/drivers/net/mvgbe.c
@@ -32,8 +32,10 @@
#include <net.h>
#include <malloc.h>
#include <miiphy.h>
+#include <asm/io.h>
#include <asm/errno.h>
#include <asm/types.h>
+#include <asm/system.h>
#include <asm/byteorder.h>
#if defined(CONFIG_KIRKWOOD)
diff --git a/drivers/rtc/mc13783-rtc.c b/drivers/rtc/mc13783-rtc.c
index 4e18f80..70ea8a1 100644
--- a/drivers/rtc/mc13783-rtc.c
+++ b/drivers/rtc/mc13783-rtc.c
@@ -23,24 +23,27 @@
#include <common.h>
#include <rtc.h>
#include <spi.h>
+#include <pmic.h>
#include <fsl_pmic.h>
int rtc_get(struct rtc_time *rtc)
{
u32 day1, day2, time;
int tim, i = 0;
+ struct pmic *p = get_pmic();
+ int ret;
do {
- day1 = pmic_reg_read(REG_RTC_DAY);
- if (day1 < 0)
+ ret = pmic_reg_read(p, REG_RTC_DAY, &day1);
+ if (ret < 0)
return -1;
- time = pmic_reg_read(REG_RTC_TIME);
- if (time < 0)
+ ret = pmic_reg_read(p, REG_RTC_TIME, &time);
+ if (ret < 0)
return -1;
- day2 = pmic_reg_read(REG_RTC_DAY);
- if (day2 < 0)
+ ret = pmic_reg_read(p, REG_RTC_DAY, &day2);
+ if (ret < 0)
return -1;
} while (day1 != day2 && i++ < 3);
@@ -58,14 +61,15 @@ int rtc_get(struct rtc_time *rtc)
int rtc_set(struct rtc_time *rtc)
{
u32 time, day;
+ struct pmic *p = get_pmic();
time = mktime(rtc->tm_year, rtc->tm_mon, rtc->tm_mday,
rtc->tm_hour, rtc->tm_min, rtc->tm_sec);
day = time / 86400;
time %= 86400;
- pmic_reg_write(REG_RTC_DAY, day);
- pmic_reg_write(REG_RTC_TIME, time);
+ pmic_reg_write(p, REG_RTC_DAY, day);
+ pmic_reg_write(p, REG_RTC_TIME, time);
return 0;
}
diff --git a/drivers/serial/ns16550.c b/drivers/serial/ns16550.c
index 056c25d..0c23955 100644
--- a/drivers/serial/ns16550.c
+++ b/drivers/serial/ns16550.c
@@ -37,7 +37,8 @@
void NS16550_init(NS16550_t com_port, int baud_divisor)
{
serial_out(CONFIG_SYS_NS16550_IER, &com_port->ier);
-#if defined(CONFIG_OMAP) && !defined(CONFIG_OMAP3_ZOOM2)
+#if (defined(CONFIG_OMAP) && !defined(CONFIG_OMAP3_ZOOM2)) || \
+ defined(CONFIG_AM33XX)
serial_out(0x7, &com_port->mdr1); /* mode select reset TL16C750*/
#endif
serial_out(UART_LCR_BKSE | UART_LCRVAL, (ulong)&com_port->lcr);
@@ -50,7 +51,9 @@ void NS16550_init(NS16550_t com_port, int baud_divisor)
serial_out(baud_divisor & 0xff, &com_port->dll);
serial_out((baud_divisor >> 8) & 0xff, &com_port->dlm);
serial_out(UART_LCRVAL, &com_port->lcr);
-#if defined(CONFIG_OMAP) && !defined(CONFIG_OMAP3_ZOOM2)
+#if (defined(CONFIG_OMAP) && !defined(CONFIG_OMAP3_ZOOM2)) || \
+ defined(CONFIG_AM33XX)
+
#if defined(CONFIG_APTIX)
/* /13 mode so Aptix 6MHz can hit 115200 */
serial_out(3, &com_port->mdr1);
diff --git a/drivers/serial/serial.c b/drivers/serial/serial.c
index 0d56e78..0d6ad62 100644
--- a/drivers/serial/serial.c
+++ b/drivers/serial/serial.c
@@ -28,15 +28,6 @@
#ifdef CONFIG_NS87308
#include <ns87308.h>
#endif
-#ifdef CONFIG_KIRKWOOD
-#include <asm/arch/kirkwood.h>
-#elif defined(CONFIG_ORION5X)
-#include <asm/arch/orion5x.h>
-#elif defined(CONFIG_ARMADA100)
-#include <asm/arch/armada100.h>
-#elif defined(CONFIG_PANTHEON)
-#include <asm/arch/pantheon.h>
-#endif
#if defined (CONFIG_SERIAL_MULTI)
#include <serial.h>
diff --git a/drivers/spi/Makefile b/drivers/spi/Makefile
index 96c9642..84ad6fa 100644
--- a/drivers/spi/Makefile
+++ b/drivers/spi/Makefile
@@ -27,6 +27,7 @@ LIB := $(obj)libspi.o
COBJS-$(CONFIG_ALTERA_SPI) += altera_spi.o
COBJS-$(CONFIG_ANDES_SPI) += andes_spi.o
+COBJS-$(CONFIG_ARMADA100_SPI) += armada100_spi.o
COBJS-$(CONFIG_ATMEL_DATAFLASH_SPI) += atmel_dataflash_spi.o
COBJS-$(CONFIG_ATMEL_SPI) += atmel_spi.o
COBJS-$(CONFIG_BFIN_SPI) += bfin_spi.o
diff --git a/drivers/spi/armada100_spi.c b/drivers/spi/armada100_spi.c
new file mode 100644
index 0000000..7384c9c
--- /dev/null
+++ b/drivers/spi/armada100_spi.c
@@ -0,0 +1,228 @@
+/*
+ * (C) Copyright 2011
+ * eInfochips Ltd. <www.einfochips.com>
+ * Written-by: Ajay Bhargav <ajay.bhargav@einfochips.com>
+ *
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Based on SSP driver
+ * Written-by: Lei Wen <leiwen@marvell.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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+
+
+#include <common.h>
+#include <malloc.h>
+#include <spi.h>
+
+#include <asm/io.h>
+#include <asm/arch/spi.h>
+#include <asm/gpio.h>
+
+#define to_armd_spi_slave(s) container_of(s, struct armd_spi_slave, slave)
+
+struct armd_spi_slave {
+ struct spi_slave slave;
+ struct ssp_reg *spi_reg;
+ u32 cr0, cr1;
+ u32 int_cr1;
+ u32 clear_sr;
+ const void *tx;
+ void *rx;
+ int gpio_cs_inverted;
+};
+
+static int spi_armd_write(struct armd_spi_slave *pss)
+{
+ int wait_timeout = SSP_FLUSH_NUM;
+ while (--wait_timeout && !(readl(&pss->spi_reg->sssr) & SSSR_TNF))
+ ;
+ if (!wait_timeout) {
+ debug("%s: timeout error\n", __func__);
+ return -1;
+ }
+
+ if (pss->tx != NULL) {
+ writel(*(u8 *)pss->tx, &pss->spi_reg->ssdr);
+ ++pss->tx;
+ } else {
+ writel(0, &pss->spi_reg->ssdr);
+ }
+ return 0;
+}
+
+static int spi_armd_read(struct armd_spi_slave *pss)
+{
+ int wait_timeout = SSP_FLUSH_NUM;
+ while (--wait_timeout && !(readl(&pss->spi_reg->sssr) & SSSR_RNE))
+ ;
+ if (!wait_timeout) {
+ debug("%s: timeout error\n", __func__);
+ return -1;
+ }
+
+ if (pss->rx != NULL) {
+ *(u8 *)pss->rx = readl(&pss->spi_reg->ssdr);
+ ++pss->rx;
+ } else {
+ readl(&pss->spi_reg->ssdr);
+ }
+ return 0;
+}
+
+static int spi_armd_flush(struct armd_spi_slave *pss)
+{
+ unsigned long limit = SSP_FLUSH_NUM;
+
+ do {
+ while (readl(&pss->spi_reg->sssr) & SSSR_RNE)
+ readl(&pss->spi_reg->ssdr);
+ } while ((readl(&pss->spi_reg->sssr) & SSSR_BSY) && limit--);
+
+ writel(SSSR_ROR, &pss->spi_reg->sssr);
+
+ return limit;
+}
+
+void spi_cs_activate(struct spi_slave *slave)
+{
+ struct armd_spi_slave *pss = to_armd_spi_slave(slave);
+
+ gpio_set_value(slave->cs, pss->gpio_cs_inverted);
+}
+
+void spi_cs_deactivate(struct spi_slave *slave)
+{
+ struct armd_spi_slave *pss = to_armd_spi_slave(slave);
+
+ gpio_set_value(slave->cs, !pss->gpio_cs_inverted);
+}
+
+struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs,
+ unsigned int max_hz, unsigned int mode)
+{
+ struct armd_spi_slave *pss;
+
+ pss = malloc(sizeof(*pss));
+ if (!pss)
+ return NULL;
+
+ pss->slave.bus = bus;
+ pss->slave.cs = cs;
+ pss->spi_reg = (struct ssp_reg *)SSP_REG_BASE(CONFIG_SYS_SSP_PORT);
+
+ pss->cr0 = SSCR0_MOTO | SSCR0_DATASIZE(DEFAULT_WORD_LEN) | SSCR0_SSE;
+
+ pss->cr1 = (SSCR1_RXTRESH(RX_THRESH_DEF) & SSCR1_RFT) |
+ (SSCR1_TXTRESH(TX_THRESH_DEF) & SSCR1_TFT);
+ pss->cr1 &= ~(SSCR1_SPO | SSCR1_SPH);
+ pss->cr1 |= (((mode & SPI_CPHA) != 0) ? SSCR1_SPH : 0)
+ | (((mode & SPI_CPOL) != 0) ? SSCR1_SPO : 0);
+
+ pss->int_cr1 = SSCR1_TIE | SSCR1_RIE | SSCR1_TINTE;
+ pss->clear_sr = SSSR_ROR | SSSR_TINT;
+
+ pss->gpio_cs_inverted = mode & SPI_CS_HIGH;
+ gpio_set_value(cs, !pss->gpio_cs_inverted);
+
+ return &pss->slave;
+}
+
+void spi_free_slave(struct spi_slave *slave)
+{
+ struct armd_spi_slave *pss = to_armd_spi_slave(slave);
+
+ free(pss);
+}
+
+int spi_claim_bus(struct spi_slave *slave)
+{
+ struct armd_spi_slave *pss = to_armd_spi_slave(slave);
+
+ debug("%s: bus:%i cs:%i\n", __func__, slave->bus, slave->cs);
+ if (spi_armd_flush(pss) == 0)
+ return -1;
+
+ return 0;
+}
+
+void spi_release_bus(struct spi_slave *slave)
+{
+}
+
+int spi_xfer(struct spi_slave *slave, unsigned int bitlen, const void *dout,
+ void *din, unsigned long flags)
+{
+ struct armd_spi_slave *pss = to_armd_spi_slave(slave);
+ uint bytes = bitlen / 8;
+ unsigned long limit;
+ int ret = 0;
+
+ if (bitlen == 0)
+ goto done;
+
+ /* we can only do 8 bit transfers */
+ if (bitlen % 8) {
+ flags |= SPI_XFER_END;
+ goto done;
+ }
+
+ if (dout)
+ pss->tx = dout;
+ else
+ pss->tx = NULL;
+
+ if (din)
+ pss->rx = din;
+ else
+ pss->rx = NULL;
+
+ if (flags & SPI_XFER_BEGIN) {
+ spi_cs_activate(slave);
+ writel(pss->cr1 | pss->int_cr1, &pss->spi_reg->sscr1);
+ writel(TIMEOUT_DEF, &pss->spi_reg->ssto);
+ writel(pss->cr0, &pss->spi_reg->sscr0);
+ }
+
+ while (bytes--) {
+ limit = SSP_FLUSH_NUM;
+ ret = spi_armd_write(pss);
+ if (ret)
+ break;
+
+ while ((readl(&pss->spi_reg->sssr) & SSSR_BSY) && limit--)
+ udelay(1);
+
+ ret = spi_armd_read(pss);
+ if (ret)
+ break;
+ }
+
+ done:
+ if (flags & SPI_XFER_END) {
+ /* Stop SSP */
+ writel(pss->clear_sr, &pss->spi_reg->sssr);
+ clrbits_le32(&pss->spi_reg->sscr1, pss->int_cr1);
+ writel(0, &pss->spi_reg->ssto);
+ spi_cs_deactivate(slave);
+ }
+
+ return ret;
+}
diff --git a/drivers/spi/kirkwood_spi.c b/drivers/spi/kirkwood_spi.c
index 135895f..dfe542d 100644
--- a/drivers/spi/kirkwood_spi.c
+++ b/drivers/spi/kirkwood_spi.c
@@ -27,6 +27,7 @@
#include <common.h>
#include <malloc.h>
#include <spi.h>
+#include <asm/io.h>
#include <asm/arch/kirkwood.h>
#include <asm/arch/spi.h>
#include <asm/arch/mpp.h>
@@ -106,6 +107,10 @@ int spi_cs_is_valid(unsigned int bus, unsigned int cs)
}
#endif
+void spi_init(void)
+{
+}
+
void spi_cs_activate(struct spi_slave *slave)
{
writel(readl(&spireg->ctrl) | KWSPI_IRQUNMASK, &spireg->ctrl);
diff --git a/drivers/usb/host/ehci-kirkwood.c b/drivers/usb/host/ehci-kirkwood.c
index 5570fc6..6300587 100644
--- a/drivers/usb/host/ehci-kirkwood.c
+++ b/drivers/usb/host/ehci-kirkwood.c
@@ -27,6 +27,7 @@
#include <usb.h>
#include "ehci.h"
#include "ehci-core.h"
+#include <asm/arch/cpu.h>
#include <asm/arch/kirkwood.h>
#define rdl(off) readl(KW_USB20_BASE + (off))