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authorWolfgang Denk <wd@denx.de>2009-05-16 10:47:43 +0200
committerWolfgang Denk <wd@denx.de>2009-06-12 20:47:16 +0200
commit843efb1192cc8fd4f904a23dbab4e0fe3e1c5bc2 (patch)
tree8fef341b4b1a8a234f881444c237c243098e372d /board
parent19dc7e179268be148e550c36203208c662610d76 (diff)
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MPC512x: use I/O accessors instead of pointer accesses
This commit changes the MPC512x code to use I/O accessor calls (i.e. out_*() and in_*()) instead of using deprecated pointer accesses. Signed-off-by: Wolfgang Denk <wd@denx.de> Cc: John Rigby <jcrigby@gmail.com>
Diffstat (limited to 'board')
-rw-r--r--board/freescale/mpc5121ads/mpc5121ads.c177
1 files changed, 92 insertions, 85 deletions
diff --git a/board/freescale/mpc5121ads/mpc5121ads.c b/board/freescale/mpc5121ads/mpc5121ads.c
index 4ff03ca..102e6ff 100644
--- a/board/freescale/mpc5121ads/mpc5121ads.c
+++ b/board/freescale/mpc5121ads/mpc5121ads.c
@@ -1,5 +1,5 @@
/*
- * (C) Copyright 2007 DENX Software Engineering
+ * (C) Copyright 2007-2009 DENX Software Engineering
*
* See file CREDITS for list of people who contributed to this
* project.
@@ -22,9 +22,9 @@
*/
#include <common.h>
-#include <mpc512x.h>
#include <asm/bitops.h>
#include <command.h>
+#include <asm/io.h>
#include <asm/processor.h>
#include <fdt_support.h>
#ifdef CONFIG_MISC_INIT_R
@@ -34,6 +34,7 @@
DECLARE_GLOBAL_DATA_PTR;
extern int mpc5121_diu_init(void);
+extern void ide_set_reset(int idereset);
/* Clocks in use */
#define SCCR1_CLOCKS_EN (CLOCK_SCCR1_CFG_EN | \
@@ -59,22 +60,24 @@ long int fixed_sdram(void);
int board_early_init_f (void)
{
volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
- u32 lpcaw;
+ u32 lpcaw, spridr;
/*
* Initialize Local Window for the CPLD registers access (CS2 selects
* the CPLD chip)
*/
- im->sysconf.lpcs2aw = CSAW_START(CONFIG_SYS_CPLD_BASE) |
- CSAW_STOP(CONFIG_SYS_CPLD_BASE, CONFIG_SYS_CPLD_SIZE);
- im->lpc.cs_cfg[2] = CONFIG_SYS_CS2_CFG;
+ out_be32(&im->sysconf.lpcs2aw,
+ CSAW_START(CONFIG_SYS_CPLD_BASE) |
+ CSAW_STOP(CONFIG_SYS_CPLD_BASE, CONFIG_SYS_CPLD_SIZE)
+ );
+ out_be32(&im->lpc.cs_cfg[2], CONFIG_SYS_CS2_CFG);
/*
* According to MPC5121e RM, configuring local access windows should
* be followed by a dummy read of the config register that was
* modified last and an isync
*/
- lpcaw = im->sysconf.lpcs2aw;
+ lpcaw = in_be32(&im->sysconf.lpcs6aw);
__asm__ __volatile__ ("isync");
/*
@@ -85,29 +88,32 @@ int board_early_init_f (void)
*/
#ifdef CONFIG_ADS5121_REV2
- *((volatile u8 *)(CONFIG_SYS_CPLD_BASE + 0x08)) = 0xC1;
+ out_8((u8 *)(CONFIG_SYS_CPLD_BASE + 0x08), 0xC1);
#else
- if (*((u8 *)(CONFIG_SYS_CPLD_BASE + 0x08)) & 0x04) {
- *((volatile u8 *)(CONFIG_SYS_CPLD_BASE + 0x08)) = 0xC1;
+ if (in_8((u8 *)(CONFIG_SYS_CPLD_BASE + 0x08)) & 0x04) {
+ out_8((u8 *)(CONFIG_SYS_CPLD_BASE + 0x08), 0xC1);
} else {
/* running from Backup flash */
- *((volatile u8 *)(CONFIG_SYS_CPLD_BASE + 0x08)) = 0x32;
+ out_8((u8 *)(CONFIG_SYS_CPLD_BASE + 0x08), 0x32);
}
#endif
/*
* Configure Flash Speed
*/
- *((volatile u32 *)(CONFIG_SYS_IMMR + LPC_OFFSET + CS0_CONFIG)) = CONFIG_SYS_CS0_CFG;
- if (SVR_MJREV (im->sysconf.spridr) >= 2) {
- *((volatile u32 *)(CONFIG_SYS_IMMR + LPC_OFFSET + CS_ALE_TIMING_CONFIG)) = CONFIG_SYS_CS_ALETIMING;
- }
+ out_be32(&im->lpc.cs_cfg[0], CONFIG_SYS_CS0_CFG);
+
+ spridr = in_be32(&im->sysconf.spridr);
+
+ if (SVR_MJREV (spridr) >= 2)
+ out_be32 (&im->lpc.altr, CONFIG_SYS_CS_ALETIMING);
+
/*
* Enable clocks
*/
- im->clk.sccr[0] = SCCR1_CLOCKS_EN;
- im->clk.sccr[1] = SCCR2_CLOCKS_EN;
+ out_be32 (&im->clk.sccr[0], SCCR1_CLOCKS_EN);
+ out_be32 (&im->clk.sccr[1], SCCR2_CLOCKS_EN);
#if defined(CONFIG_IIM) || defined(CONFIG_CMD_FUSE)
- im->clk.sccr[1] |= CLOCK_SCCR2_IIM_EN;
+ setbits_be32 (&im->clk.sccr[1], CLOCK_SCCR2_IIM_EN);
#endif
return 0;
@@ -134,83 +140,83 @@ long int fixed_sdram (void)
u32 i;
/* Initialize IO Control */
- im->io_ctrl.io_control_mem = IOCTRL_MUX_DDR;
+ out_be32 (&im->io_ctrl.io_control_mem, IOCTRL_MUX_DDR);
/* Initialize DDR Local Window */
- im->sysconf.ddrlaw.bar = CONFIG_SYS_DDR_BASE & 0xFFFFF000;
- im->sysconf.ddrlaw.ar = msize_log2 - 1;
+ out_be32 (&im->sysconf.ddrlaw.bar, CONFIG_SYS_DDR_BASE & 0xFFFFF000);
+ out_be32 (&im->sysconf.ddrlaw.ar, msize_log2 - 1);
/*
* According to MPC5121e RM, configuring local access windows should
* be followed by a dummy read of the config register that was
* modified last and an isync
*/
- i = im->sysconf.ddrlaw.ar;
+ in_be32(&im->sysconf.ddrlaw.ar);
__asm__ __volatile__ ("isync");
/* Enable DDR */
- im->mddrc.ddr_sys_config = CONFIG_SYS_MDDRC_SYS_CFG_EN;
+ out_be32(&im->mddrc.ddr_sys_config, CONFIG_SYS_MDDRC_SYS_CFG_EN);
/* Initialize DDR Priority Manager */
- im->mddrc.prioman_config1 = CONFIG_SYS_MDDRCGRP_PM_CFG1;
- im->mddrc.prioman_config2 = CONFIG_SYS_MDDRCGRP_PM_CFG2;
- im->mddrc.hiprio_config = CONFIG_SYS_MDDRCGRP_HIPRIO_CFG;
- im->mddrc.lut_table0_main_upper = CONFIG_SYS_MDDRCGRP_LUT0_MU;
- im->mddrc.lut_table0_main_lower = CONFIG_SYS_MDDRCGRP_LUT0_ML;
- im->mddrc.lut_table1_main_upper = CONFIG_SYS_MDDRCGRP_LUT1_MU;
- im->mddrc.lut_table1_main_lower = CONFIG_SYS_MDDRCGRP_LUT1_ML;
- im->mddrc.lut_table2_main_upper = CONFIG_SYS_MDDRCGRP_LUT2_MU;
- im->mddrc.lut_table2_main_lower = CONFIG_SYS_MDDRCGRP_LUT2_ML;
- im->mddrc.lut_table3_main_upper = CONFIG_SYS_MDDRCGRP_LUT3_MU;
- im->mddrc.lut_table3_main_lower = CONFIG_SYS_MDDRCGRP_LUT3_ML;
- im->mddrc.lut_table4_main_upper = CONFIG_SYS_MDDRCGRP_LUT4_MU;
- im->mddrc.lut_table4_main_lower = CONFIG_SYS_MDDRCGRP_LUT4_ML;
- im->mddrc.lut_table0_alternate_upper = CONFIG_SYS_MDDRCGRP_LUT0_AU;
- im->mddrc.lut_table0_alternate_lower = CONFIG_SYS_MDDRCGRP_LUT0_AL;
- im->mddrc.lut_table1_alternate_upper = CONFIG_SYS_MDDRCGRP_LUT1_AU;
- im->mddrc.lut_table1_alternate_lower = CONFIG_SYS_MDDRCGRP_LUT1_AL;
- im->mddrc.lut_table2_alternate_upper = CONFIG_SYS_MDDRCGRP_LUT2_AU;
- im->mddrc.lut_table2_alternate_lower = CONFIG_SYS_MDDRCGRP_LUT2_AL;
- im->mddrc.lut_table3_alternate_upper = CONFIG_SYS_MDDRCGRP_LUT3_AU;
- im->mddrc.lut_table3_alternate_lower = CONFIG_SYS_MDDRCGRP_LUT3_AL;
- im->mddrc.lut_table4_alternate_upper = CONFIG_SYS_MDDRCGRP_LUT4_AU;
- im->mddrc.lut_table4_alternate_lower = CONFIG_SYS_MDDRCGRP_LUT4_AL;
+ out_be32(&im->mddrc.prioman_config1, CONFIG_SYS_MDDRCGRP_PM_CFG1);
+ out_be32(&im->mddrc.prioman_config2, CONFIG_SYS_MDDRCGRP_PM_CFG2);
+ out_be32(&im->mddrc.hiprio_config, CONFIG_SYS_MDDRCGRP_HIPRIO_CFG);
+ out_be32(&im->mddrc.lut_table0_main_upper, CONFIG_SYS_MDDRCGRP_LUT0_MU);
+ out_be32(&im->mddrc.lut_table0_main_lower, CONFIG_SYS_MDDRCGRP_LUT0_ML);
+ out_be32(&im->mddrc.lut_table1_main_upper, CONFIG_SYS_MDDRCGRP_LUT1_MU);
+ out_be32(&im->mddrc.lut_table1_main_lower, CONFIG_SYS_MDDRCGRP_LUT1_ML);
+ out_be32(&im->mddrc.lut_table2_main_upper, CONFIG_SYS_MDDRCGRP_LUT2_MU);
+ out_be32(&im->mddrc.lut_table2_main_lower, CONFIG_SYS_MDDRCGRP_LUT2_ML);
+ out_be32(&im->mddrc.lut_table3_main_upper, CONFIG_SYS_MDDRCGRP_LUT3_MU);
+ out_be32(&im->mddrc.lut_table3_main_lower, CONFIG_SYS_MDDRCGRP_LUT3_ML);
+ out_be32(&im->mddrc.lut_table4_main_upper, CONFIG_SYS_MDDRCGRP_LUT4_MU);
+ out_be32(&im->mddrc.lut_table4_main_lower, CONFIG_SYS_MDDRCGRP_LUT4_ML);
+ out_be32(&im->mddrc.lut_table0_alternate_upper, CONFIG_SYS_MDDRCGRP_LUT0_AU);
+ out_be32(&im->mddrc.lut_table0_alternate_lower, CONFIG_SYS_MDDRCGRP_LUT0_AL);
+ out_be32(&im->mddrc.lut_table1_alternate_upper, CONFIG_SYS_MDDRCGRP_LUT1_AU);
+ out_be32(&im->mddrc.lut_table1_alternate_lower, CONFIG_SYS_MDDRCGRP_LUT1_AL);
+ out_be32(&im->mddrc.lut_table2_alternate_upper, CONFIG_SYS_MDDRCGRP_LUT2_AU);
+ out_be32(&im->mddrc.lut_table2_alternate_lower, CONFIG_SYS_MDDRCGRP_LUT2_AL);
+ out_be32(&im->mddrc.lut_table3_alternate_upper, CONFIG_SYS_MDDRCGRP_LUT3_AU);
+ out_be32(&im->mddrc.lut_table3_alternate_lower, CONFIG_SYS_MDDRCGRP_LUT3_AL);
+ out_be32(&im->mddrc.lut_table4_alternate_upper, CONFIG_SYS_MDDRCGRP_LUT4_AU);
+ out_be32(&im->mddrc.lut_table4_alternate_lower, CONFIG_SYS_MDDRCGRP_LUT4_AL);
/* Initialize MDDRC */
- im->mddrc.ddr_sys_config = CONFIG_SYS_MDDRC_SYS_CFG;
- im->mddrc.ddr_time_config0 = CONFIG_SYS_MDDRC_TIME_CFG0;
- im->mddrc.ddr_time_config1 = CONFIG_SYS_MDDRC_TIME_CFG1;
- im->mddrc.ddr_time_config2 = CONFIG_SYS_MDDRC_TIME_CFG2;
+ out_be32(&im->mddrc.ddr_sys_config, CONFIG_SYS_MDDRC_SYS_CFG);
+ out_be32(&im->mddrc.ddr_time_config0, CONFIG_SYS_MDDRC_TIME_CFG0);
+ out_be32(&im->mddrc.ddr_time_config1, CONFIG_SYS_MDDRC_TIME_CFG1);
+ out_be32(&im->mddrc.ddr_time_config2, CONFIG_SYS_MDDRC_TIME_CFG2);
/* Initialize DDR */
for (i = 0; i < 10; i++)
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_NOP;
-
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_PCHG_ALL;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_NOP;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_RFSH;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_NOP;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_RFSH;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_NOP;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_INIT_DEV_OP;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_NOP;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_EM2;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_NOP;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_PCHG_ALL;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_EM2;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_EM3;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_EN_DLL;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_INIT_DEV_OP;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_PCHG_ALL;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_RFSH;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_INIT_DEV_OP;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_OCD_DEFAULT;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_PCHG_ALL;
- im->mddrc.ddr_command = CONFIG_SYS_MICRON_NOP;
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_NOP);
+
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_PCHG_ALL);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_NOP);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_RFSH);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_NOP);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_RFSH);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_NOP);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_INIT_DEV_OP);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_NOP);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_EM2);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_NOP);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_PCHG_ALL);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_EM2);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_EM3);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_EN_DLL);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_INIT_DEV_OP);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_PCHG_ALL);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_RFSH);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_INIT_DEV_OP);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_OCD_DEFAULT);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_PCHG_ALL);
+ out_be32(&im->mddrc.ddr_command, CONFIG_SYS_MICRON_NOP);
/* Start MDDRC */
- im->mddrc.ddr_time_config0 = CONFIG_SYS_MDDRC_TIME_CFG0_RUN;
- im->mddrc.ddr_sys_config = CONFIG_SYS_MDDRC_SYS_CFG_RUN;
+ out_be32(&im->mddrc.ddr_time_config0, CONFIG_SYS_MDDRC_TIME_CFG0_RUN);
+ out_be32(&im->mddrc.ddr_sys_config, CONFIG_SYS_MDDRC_SYS_CFG_RUN);
return msize;
}
@@ -249,49 +255,49 @@ int misc_init_r(void)
static iopin_t ioregs_init[] = {
/* FUNC1=FEC_RX_DV Sets Next 3 to FEC pads */
{
- IOCTL_SPDIF_TXCLK, 3, 0,
+ offsetof(struct ioctrl512x, io_control_spdif_txclk), 3, 0,
IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3)
},
/* Set highest Slew on 9 PATA pins */
{
- IOCTL_PATA_CE1, 9, 1,
+ offsetof(struct ioctrl512x, io_control_pata_ce1), 9, 1,
IO_PIN_FMUX(0) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3)
},
/* FUNC1=FEC_COL Sets Next 15 to FEC pads */
{
- IOCTL_PSC0_0, 15, 0,
+ offsetof(struct ioctrl512x, io_control_psc0_0), 15, 0,
IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3)
},
/* FUNC1=SPDIF_TXCLK */
{
- IOCTL_LPC_CS1, 1, 0,
+ offsetof(struct ioctrl512x, io_control_lpc_cs1), 1, 0,
IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
IO_PIN_PUE(0) | IO_PIN_ST(1) | IO_PIN_DS(3)
},
/* FUNC2=SPDIF_TX and sets Next pin to SPDIF_RX */
{
- IOCTL_I2C1_SCL, 2, 0,
+ offsetof(struct ioctrl512x, io_control_i2c1_scl), 2, 0,
IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
IO_PIN_PUE(0) | IO_PIN_ST(1) | IO_PIN_DS(3)
},
/* FUNC2=DIU CLK */
{
- IOCTL_PSC6_0, 1, 0,
+ offsetof(struct ioctrl512x, io_control_psc6_0), 1, 0,
IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
IO_PIN_PUE(0) | IO_PIN_ST(1) | IO_PIN_DS(3)
},
/* FUNC2=DIU_HSYNC */
{
- IOCTL_PSC6_1, 1, 0,
+ offsetof(struct ioctrl512x, io_control_psc6_1), 1, 0,
IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3)
},
/* FUNC2=DIUVSYNC Sets Next 26 to DIU Pads */
{
- IOCTL_PSC6_4, 26, 0,
+ offsetof(struct ioctrl512x, io_control_psc6_4), 26, 0,
IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3)
}
@@ -300,7 +306,7 @@ static iopin_t ioregs_init[] = {
static iopin_t rev2_silicon_pci_ioregs_init[] = {
/* FUNC0=PCI Sets next 54 to PCI pads */
{
- IOCTL_PCI_AD31, 54, 0,
+ offsetof(struct ioctrl512x, io_control_pci_ad31), 54, 0,
IO_PIN_FMUX(0) | IO_PIN_HOLD(0) | IO_PIN_DS(0)
}
};
@@ -310,6 +316,7 @@ int checkboard (void)
ushort brd_rev = *(vu_short *) (CONFIG_SYS_CPLD_BASE + 0x00);
uchar cpld_rev = *(vu_char *) (CONFIG_SYS_CPLD_BASE + 0x02);
volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
+ u32 spridr = in_be32(&im->sysconf.spridr);
printf ("Board: ADS5121 rev. 0x%04x (CPLD rev. 0x%02x)\n",
brd_rev, cpld_rev);
@@ -317,7 +324,7 @@ int checkboard (void)
/* initialize function mux & slew rate IO inter alia on IO Pins */
iopin_initialize(ioregs_init, ARRAY_SIZE(ioregs_init));
- if (SVR_MJREV (im->sysconf.spridr) >= 2)
+ if (SVR_MJREV (spridr) >= 2)
iopin_initialize(rev2_silicon_pci_ioregs_init, 1);
return 0;