[U-Boot] [PATCH 6/9 V3] update at91sam9263ek board to new SoC access
Jens Scharsig
js_at_ng at scharsoft.de
Sat Jan 23 12:03:36 CET 2010
* convert at91sam9263ek board to use c stucture SoC access
* demonstates how to use new SoC
Signed-off-by: Jens Scharsig <js_at_ng at scharsoft.de>
---
board/atmel/at91sam9263ek/at91sam9263ek.c | 147 +++++++++++++++--------------
board/atmel/at91sam9263ek/led.c | 9 +-
include/configs/at91sam9263ek.h | 83 ++++++++---------
3 files changed, 119 insertions(+), 120 deletions(-)
diff --git a/board/atmel/at91sam9263ek/at91sam9263ek.c b/board/atmel/at91sam9263ek/at91sam9263ek.c
index 0b7065b..43a1aab 100644
--- a/board/atmel/at91sam9263ek/at91sam9263ek.c
+++ b/board/atmel/at91sam9263ek/at91sam9263ek.c
@@ -25,13 +25,13 @@
#include <common.h>
#include <asm/sizes.h>
#include <asm/arch/at91sam9263.h>
-#include <asm/arch/at91sam9263_matrix.h>
#include <asm/arch/at91sam9_smc.h>
#include <asm/arch/at91_common.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/at91_rstc.h>
+#include <asm/arch/at91_matrix.h>
+#include <asm/arch/at91_pio.h>
#include <asm/arch/clk.h>
-#include <asm/arch/gpio.h>
#include <asm/arch/io.h>
#include <asm/arch/hardware.h>
#include <lcd.h>
@@ -52,33 +52,39 @@ DECLARE_GLOBAL_DATA_PTR;
static void at91sam9263ek_nand_hw_init(void)
{
unsigned long csa;
+ at91_smc_t *smc = (at91_smc_t *) AT91_SMC0_BASE;
+ at91_matrix_t *matrix = (at91_matrix_t *) AT91_MATRIX_BASE;
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+
+ /* Enable CS3 */
+ csa = readl(&matrix->csa[0]) | AT91_MATRIX_CSA_EBI_CS3A;
+ writel(csa, &matrix->csa[0]);
/* Enable CS3 */
- csa = at91_sys_read(AT91_MATRIX_EBI0CSA);
- at91_sys_write(AT91_MATRIX_EBI0CSA,
- csa | AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA);
/* Configure SMC CS3 for NAND/SmartMedia */
- at91_sys_write(AT91_SMC_SETUP(3),
- AT91_SMC_NWESETUP_(1) | AT91_SMC_NCS_WRSETUP_(0) |
- AT91_SMC_NRDSETUP_(1) | AT91_SMC_NCS_RDSETUP_(0));
- at91_sys_write(AT91_SMC_PULSE(3),
- AT91_SMC_NWEPULSE_(3) | AT91_SMC_NCS_WRPULSE_(3) |
- AT91_SMC_NRDPULSE_(3) | AT91_SMC_NCS_RDPULSE_(3));
- at91_sys_write(AT91_SMC_CYCLE(3),
- AT91_SMC_NWECYCLE_(5) | AT91_SMC_NRDCYCLE_(5));
- at91_sys_write(AT91_SMC_MODE(3),
- AT91_SMC_READMODE | AT91_SMC_WRITEMODE |
- AT91_SMC_EXNWMODE_DISABLE |
+ writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) |
+ AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0),
+ &smc->cs[3].setup);
+
+ writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(3) |
+ AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(3),
+ &smc->cs[3].pulse);
+
+ writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5),
+ &smc->cs[3].cycle);
+ writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
+ AT91_SMC_MODE_EXNW_DISABLE |
#ifdef CONFIG_SYS_NAND_DBW_16
- AT91_SMC_DBW_16 |
+ AT91_SMC_MODE_DBW_16 |
#else /* CONFIG_SYS_NAND_DBW_8 */
- AT91_SMC_DBW_8 |
+ AT91_SMC_MODE_DBW_8 |
#endif
- AT91_SMC_TDF_(2));
+ AT91_SMC_MODE_TDF_CYCLE(2),
+ &smc->cs[3].mode);
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_PIOA |
- 1 << AT91SAM9263_ID_PIOCDE);
+ writel(1 << AT91SAM9263_ID_PIOA | 1 << AT91SAM9263_ID_PIOCDE,
+ &pmc->pcer);
/* Configure RDY/BSY */
at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
@@ -91,10 +97,12 @@ static void at91sam9263ek_nand_hw_init(void)
#ifdef CONFIG_MACB
static void at91sam9263ek_macb_hw_init(void)
{
- unsigned long rstc;
-
+ unsigned long erstl;
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+ at91_pio_t *pio = (at91_pio_t *) AT91_PIO_BASE;
+ at91_rstc_t *rstc = (at91_rstc_t *) AT91_RSTC_BASE;
/* Enable clock */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_EMAC);
+ writel(1 << AT91SAM9263_ID_EMAC, &pmc->pcer);
/*
* Disable pull-up on:
@@ -104,35 +112,27 @@ static void at91sam9263ek_macb_hw_init(void)
*
* PHY has internal pull-down
*/
- writel(pin_to_mask(AT91_PIN_PC25),
- pin_to_controller(AT91_PIN_PC0) + PIO_PUDR);
- writel(pin_to_mask(AT91_PIN_PE25) |
- pin_to_mask(AT91_PIN_PE26),
- pin_to_controller(AT91_PIN_PE0) + PIO_PUDR);
- rstc = at91_sys_read(AT91_RSTC_MR) & AT91_RSTC_ERSTL;
+ writel(AT91_PIN_TO_MASK(25), &pio->pioc.pudr);
+ writel(AT91_PIN_TO_MASK(25) | AT91_PIN_TO_MASK(26), &pio->pioe.pudr);
- /* Need to reset PHY -> 500ms reset */
- at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY |
- (AT91_RSTC_ERSTL & (0x0D << 8)) |
- AT91_RSTC_URSTEN);
+ erstl = readl(&rstc->mr) & AT91_RSTC_MR_ERSTL_MASK;
- at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_EXTRST);
+ /* Need to reset PHY -> 500ms reset */
+ writel(AT91_RSTC_KEY | AT91_RSTC_MR_ERSTL(0x0D) |
+ AT91_RSTC_MR_URSTEN, &rstc->mr);
+ writel(AT91_RSTC_KEY | AT91_RSTC_CR_EXTRST, &rstc->cr);
/* Wait for end hardware reset */
- while (!(at91_sys_read(AT91_RSTC_SR) & AT91_RSTC_NRSTL));
+ while (!(readl(&rstc->sr) & AT91_RSTC_SR_NRSTL))
+ ;
/* Restore NRST value */
- at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY |
- (rstc) |
- AT91_RSTC_URSTEN);
+ writel(AT91_RSTC_KEY | erstl | AT91_RSTC_MR_URSTEN, &rstc->mr);
/* Re-enable pull-up */
- writel(pin_to_mask(AT91_PIN_PC25),
- pin_to_controller(AT91_PIN_PC0) + PIO_PUER);
- writel(pin_to_mask(AT91_PIN_PE25) |
- pin_to_mask(AT91_PIN_PE26),
- pin_to_controller(AT91_PIN_PE0) + PIO_PUER);
+ writel(AT91_PIN_TO_MASK(25), &pio->pioc.puer);
+ writel(AT91_PIN_TO_MASK(25) | AT91_PIN_TO_MASK(26), &pio->pioe.puer);
at91_macb_hw_init();
}
@@ -158,41 +158,42 @@ vidinfo_t panel_info = {
void lcd_enable(void)
{
- at91_set_gpio_value(AT91_PIN_PA30, 1); /* power up */
+ at91_set_gpio_value(AT91_PORTPIN(A, 30), 1); /* power up */
}
void lcd_disable(void)
{
- at91_set_gpio_value(AT91_PIN_PA30, 0); /* power down */
+ at91_set_gpio_value(AT91_PORTPIN(A, 30), 0); /* power down */
}
static void at91sam9263ek_lcd_hw_init(void)
{
- at91_set_A_periph(AT91_PIN_PC1, 0); /* LCDHSYNC */
- at91_set_A_periph(AT91_PIN_PC2, 0); /* LCDDOTCK */
- at91_set_A_periph(AT91_PIN_PC3, 0); /* LCDDEN */
- at91_set_B_periph(AT91_PIN_PB9, 0); /* LCDCC */
- at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDD2 */
- at91_set_A_periph(AT91_PIN_PC7, 0); /* LCDD3 */
- at91_set_A_periph(AT91_PIN_PC8, 0); /* LCDD4 */
- at91_set_A_periph(AT91_PIN_PC9, 0); /* LCDD5 */
- at91_set_A_periph(AT91_PIN_PC10, 0); /* LCDD6 */
- at91_set_A_periph(AT91_PIN_PC11, 0); /* LCDD7 */
- at91_set_A_periph(AT91_PIN_PC14, 0); /* LCDD10 */
- at91_set_A_periph(AT91_PIN_PC15, 0); /* LCDD11 */
- at91_set_A_periph(AT91_PIN_PC16, 0); /* LCDD12 */
- at91_set_B_periph(AT91_PIN_PC12, 0); /* LCDD13 */
- at91_set_A_periph(AT91_PIN_PC18, 0); /* LCDD14 */
- at91_set_A_periph(AT91_PIN_PC19, 0); /* LCDD15 */
- at91_set_A_periph(AT91_PIN_PC22, 0); /* LCDD18 */
- at91_set_A_periph(AT91_PIN_PC23, 0); /* LCDD19 */
- at91_set_A_periph(AT91_PIN_PC24, 0); /* LCDD20 */
- at91_set_B_periph(AT91_PIN_PC17, 0); /* LCDD21 */
- at91_set_A_periph(AT91_PIN_PC26, 0); /* LCDD22 */
- at91_set_A_periph(AT91_PIN_PC27, 0); /* LCDD23 */
-
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_LCDC);
-
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+
+ at91_set_a_periph(AT91_PORTPIN(C, 1), 0); /* LCDHSYNC */
+ at91_set_a_periph(AT91_PORTPIN(C, 2), 0); /* LCDDOTCK */
+ at91_set_a_periph(AT91_PORTPIN(C, 3), 0); /* LCDDEN */
+ at91_set_b_periph(AT91_PORTPIN(B, 9), 0); /* LCDCC */
+ at91_set_a_periph(AT91_PORTPIN(C, 6), 0); /* LCDD2 */
+ at91_set_a_periph(AT91_PORTPIN(C, 7), 0); /* LCDD3 */
+ at91_set_a_periph(AT91_PORTPIN(C, 8), 0); /* LCDD4 */
+ at91_set_a_periph(AT91_PORTPIN(C, 9), 0); /* LCDD5 */
+ at91_set_a_periph(AT91_PORTPIN(C, 10), 0); /* LCDD6 */
+ at91_set_a_periph(AT91_PORTPIN(C, 11), 0); /* LCDD7 */
+ at91_set_a_periph(AT91_PORTPIN(C, 14), 0); /* LCDD10 */
+ at91_set_a_periph(AT91_PORTPIN(C, 15), 0); /* LCDD11 */
+ at91_set_a_periph(AT91_PORTPIN(C, 16), 0); /* LCDD12 */
+ at91_set_b_periph(AT91_PORTPIN(C, 12), 0); /* LCDD13 */
+ at91_set_a_periph(AT91_PORTPIN(C, 18), 0); /* LCDD14 */
+ at91_set_a_periph(AT91_PORTPIN(C, 19), 0); /* LCDD15 */
+ at91_set_a_periph(AT91_PORTPIN(C, 22), 0); /* LCDD18 */
+ at91_set_a_periph(AT91_PORTPIN(C, 23), 0); /* LCDD19 */
+ at91_set_a_periph(AT91_PORTPIN(C, 24), 0); /* LCDD20 */
+ at91_set_b_periph(AT91_PORTPIN(C, 17), 0); /* LCDD21 */
+ at91_set_a_periph(AT91_PORTPIN(C, 26), 0); /* LCDD22 */
+ at91_set_a_periph(AT91_PORTPIN(C, 27), 0); /* LCDD23 */
+
+ writel(1 << AT91SAM9263_ID_LCDC, &pmc->pcer);
gd->fb_base = AT91SAM9263_SRAM0_BASE;
}
@@ -258,7 +259,7 @@ int board_init(void)
at91sam9263ek_nand_hw_init();
#endif
#ifdef CONFIG_HAS_DATAFLASH
- at91_set_gpio_output(AT91_PIN_PE20, 1); /* select spi0 clock */
+ at91_set_gpio_output(AT91_PORTPIN(E, 20), 1); /* select spi0 clock */
at91_spi0_hw_init(1 << 0);
#endif
#ifdef CONFIG_MACB
@@ -297,7 +298,7 @@ int board_eth_init(bd_t *bis)
{
int rc = 0;
#ifdef CONFIG_MACB
- rc = macb_eth_initialize(0, (void *)AT91SAM9263_BASE_EMAC, 0x00);
+ rc = macb_eth_initialize(0, (void *) AT91_EMAC_BASE, 0x00);
#endif
return rc;
}
diff --git a/board/atmel/at91sam9263ek/led.c b/board/atmel/at91sam9263ek/led.c
index 82c5388..e5817df 100644
--- a/board/atmel/at91sam9263ek/led.c
+++ b/board/atmel/at91sam9263ek/led.c
@@ -23,16 +23,19 @@
*/
#include <common.h>
-#include <asm/arch/at91sam9263.h>
+#include <asm/arch/hardware.h>
#include <asm/arch/at91_pmc.h>
+#include <asm/arch/at91_pio.h>
#include <asm/arch/gpio.h>
#include <asm/arch/io.h>
void coloured_LED_init(void)
{
/* Enable clock */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_PIOB |
- 1 << AT91SAM9263_ID_PIOCDE);
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+
+ writel(1 << AT91SAM9263_ID_PIOB | 1 << AT91SAM9263_ID_PIOCDE,
+ &pmc->pcer);
at91_set_gpio_output(CONFIG_RED_LED, 1);
at91_set_gpio_output(CONFIG_GREEN_LED, 1);
diff --git a/include/configs/at91sam9263ek.h b/include/configs/at91sam9263ek.h
index dc010f2..68e8310 100644
--- a/include/configs/at91sam9263ek.h
+++ b/include/configs/at91sam9263ek.h
@@ -27,8 +27,6 @@
#ifndef __CONFIG_H
#define __CONFIG_H
-#define CONFIG_AT91_LEGACY
-
/* ARM asynchronous clock */
#define AT91_MAIN_CLOCK 16367660 /* 16.367 MHz crystal */
#define CONFIG_SYS_HZ 1000
@@ -73,9 +71,9 @@
/* LED */
#define CONFIG_AT91_LED
-#define CONFIG_RED_LED AT91_PIN_PB7 /* this is the power led */
-#define CONFIG_GREEN_LED AT91_PIN_PB8 /* this is the user1 led */
-#define CONFIG_YELLOW_LED AT91_PIN_PC29 /* this is the user2 led */
+#define CONFIG_RED_LED AT91_PORTPIN(B, 7) /* the power led */
+#define CONFIG_GREEN_LED AT91_PORTPIN(B, 8) /* the user1 led */
+#define CONFIG_YELLOW_LED AT91_PORTPIN(C, 29) /* the user2 led */
#define CONFIG_BOOTDELAY 3
@@ -151,39 +149,36 @@
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
#define MASTER_PLL_MUL 171
#define MASTER_PLL_DIV 14
+#define MASTER_PLL_OUT 3
/* clocks */
#define CONFIG_SYS_MOR_VAL \
- (AT91_PMC_MOSCEN | \
- (255 << 8)) /* Main Oscillator Start-up Time */
-#define CONFIG_SYS_PLLAR_VAL \
- (AT91_PMC_PLLA_WR_ERRATA | /* Bit 29 must be 1 when prog */ \
- AT91_PMC_OUT | \
- AT91_PMC_PLLCOUNT | /* PLL Counter */ \
- (2 << 28) | /* PLL Clock Frequency Range */ \
- ((MASTER_PLL_MUL - 1) << 16) | (MASTER_PLL_DIV))
+ (AT91_PMC_MOR_MOSCEN | AT91_PMC_MOR_OSCOUNT(255))
+#define CONFIG_SYS_PLLAR_VAL \
+ (AT91_PMC_PLLAR_29 | \
+ AT91_PMC_PLLxR_OUT(MASTER_PLL_OUT) | \
+ AT91_PMC_PLLxR_PLLCOUNT(63) | \
+ AT91_PMC_PLLxR_MUL(MASTER_PLL_MUL - 1) | \
+ AT91_PMC_PLLxR_DIV(MASTER_PLL_DIV))
/* PCK/2 = MCK Master Clock from PLLA */
#define CONFIG_SYS_MCKR1_VAL \
- (AT91_PMC_CSS_SLOW | \
- AT91_PMC_PRES_1 | \
- AT91SAM9_PMC_MDIV_2 | \
- AT91_PMC_PDIV_1)
+ (AT91_PMC_MCKR_CSS_SLOW | AT91_PMC_MCKR_PRES_1 | \
+ AT91_PMC_MCKR_MDIV_2)
+
/* PCK/2 = MCK Master Clock from PLLA */
#define CONFIG_SYS_MCKR2_VAL \
- (AT91_PMC_CSS_PLLA | \
- AT91_PMC_PRES_1 | \
- AT91SAM9_PMC_MDIV_2 | \
- AT91_PMC_PDIV_1)
+ (AT91_PMC_MCKR_CSS_PLLA | AT91_PMC_MCKR_PRES_1 | \
+ AT91_PMC_MCKR_MDIV_2)
/* define PDC[31:16] as DATA[31:16] */
#define CONFIG_SYS_PIOD_PDR_VAL1 0xFFFF0000
/* no pull-up for D[31:16] */
#define CONFIG_SYS_PIOD_PPUDR_VAL 0xFFFF0000
/* EBI0_CSA, CS1 SDRAM, CS3 NAND Flash, 3.3V memories */
-#define CONFIG_SYS_MATRIX_EBI0CSA_VAL \
- (AT91_MATRIX_EBI0_DBPUC | AT91_MATRIX_EBI0_VDDIOMSEL_3_3V | \
- AT91_MATRIX_EBI0_CS1A_SDRAMC)
+#define CONFIG_SYS_MATRIX_EBICSA_VAL \
+ (AT91_MATRIX_CSA_DBPUC | AT91_MATRIX_CSA_VDDIOMSEL_3_3V | \
+ AT91_MATRIX_CSA_EBI_CS1A)
/* SDRAM */
/* SDRAMC_MR Mode register */
@@ -225,33 +220,32 @@
#define CONFIG_SYS_SDRAM_VAL12 0 /* SDRAM_BASE */
/* setup SMC0, CS0 (NOR Flash) - 16-bit, 15 WS */
-#define CONFIG_SYS_SMC0_SETUP0_VAL \
- (AT91_SMC_NWESETUP_(10) | AT91_SMC_NCS_WRSETUP_(10) | \
- AT91_SMC_NRDSETUP_(10) | AT91_SMC_NCS_RDSETUP_(10))
-#define CONFIG_SYS_SMC0_PULSE0_VAL \
- (AT91_SMC_NWEPULSE_(11) | AT91_SMC_NCS_WRPULSE_(11) | \
- AT91_SMC_NRDPULSE_(11) | AT91_SMC_NCS_RDPULSE_(11))
+#define CONFIG_SYS_SMC0_SETUP0_VAL \
+ (AT91_SMC_SETUP_NWE(10) | AT91_SMC_SETUP_NCS_WR(10) | \
+ AT91_SMC_SETUP_NRD(10) | AT91_SMC_SETUP_NCS_RD(10))
+#define CONFIG_SYS_SMC0_PULSE0_VAL \
+ (AT91_SMC_PULSE_NWE(11) | AT91_SMC_PULSE_NCS_WR(11) | \
+ AT91_SMC_PULSE_NRD(11) | AT91_SMC_PULSE_NCS_RD(11))
#define CONFIG_SYS_SMC0_CYCLE0_VAL \
- (AT91_SMC_NWECYCLE_(22) | AT91_SMC_NRDCYCLE_(22))
+ (AT91_SMC_CYCLE_NWE(22) | AT91_SMC_CYCLE_NRD(22))
#define CONFIG_SYS_SMC0_MODE0_VAL \
- (AT91_SMC_READMODE | AT91_SMC_WRITEMODE | \
- AT91_SMC_DBW_16 | \
- AT91_SMC_TDFMODE | \
- AT91_SMC_TDF_(6))
+ (AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | \
+ AT91_SMC_MODE_DBW_16 | \
+ AT91_SMC_MODE_TDF | AT91_SMC_MODE_TDF_CYCLE(6))
/* user reset enable */
#define CONFIG_SYS_RSTC_RMR_VAL \
(AT91_RSTC_KEY | \
- AT91_RSTC_PROCRST | \
- AT91_RSTC_RSTTYP_WAKEUP | \
- AT91_RSTC_RSTTYP_WATCHDOG)
+ AT91_RSTC_MR_URSTEN | \
+ AT91_RSTC_MR_ERSTL(15))
/* Disable Watchdog */
#define CONFIG_SYS_WDTC_WDMR_VAL \
- (AT91_WDT_WDIDLEHLT | AT91_WDT_WDDBGHLT | \
- AT91_WDT_WDV | \
- AT91_WDT_WDDIS | \
- AT91_WDT_WDD)
+ (AT91_WDT_MR_WDIDLEHLT | AT91_WDT_MR_WDDBGHLT | \
+ AT91_WDT_MR_WDV(0xfff) | \
+ AT91_WDT_MR_WDDIS | \
+ AT91_WDT_MR_WDD(0xfff))
+
#endif
#else
@@ -268,9 +262,10 @@
#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
/* our CLE is AD22 */
#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
-#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PD15
-#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PA22
+#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PORTPIN(D, 15)
+#define CONFIG_SYS_NAND_READY_PIN AT91_PORTPIN(A, 22)
+#define CONFIG_SYS_64BIT_VSPRINTF /* needed for nand_util.c */
#endif
/* Ethernet */
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