AT91 rework: fix at91sam(9260/9g20/9xe)ek board port to build again:

Make ATMEL's at91sam9260/9g20/9xe-ek boards build again

Signed-off-by: Reinhard Meyer <u-boot@emk-elektronik.de>

3 files changed, 72 insertions, 64 deletions

diff --git a/board/atmel/at91sam9260ek/at91sam9260ek.c b/board/atmel/at91sam9260ek/at91sam9260ek.c
index 64c6d1782..b3ed91d43 100644
--- a/board/atmel/at91sam9260ek/at91sam9260ek.c
+++ b/board/atmel/at91sam9260ek/at91sam9260ek.c
@@ -23,17 +23,16 @@
  */
 
 #include <common.h>
-#include <asm/arch/at91sam9260.h>
+#include <asm/io.h>
 #include <asm/arch/at91sam9260_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/gpio.h>
-#include <asm/arch/io.h>
-#include <asm/arch/hardware.h>
+
 #if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB)
-#include <net.h>
+# include <net.h>
 #endif
 #include <netdev.h>
 
@@ -47,49 +46,53 @@ DECLARE_GLOBAL_DATA_PTR;
 #ifdef CONFIG_CMD_NAND
 static void at91sam9260ek_nand_hw_init(void)
 {
+	struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
+	struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
 	unsigned long csa;
 
-	/* Enable CS3 */
-	csa = at91_sys_read(AT91_MATRIX_EBICSA);
-	at91_sys_write(AT91_MATRIX_EBICSA,
-		       csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
+	/* Assign CS3 to NAND/SmartMedia Interface */
+	csa = readl(&matrix->ebicsa);
+	csa |= AT91_MATRIX_CS3A_SMC_SMARTMEDIA;
+	writel(csa, &matrix->ebicsa);
 
 	/* 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_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOC);
+		AT91_SMC_MODE_TDF_CYCLE(2),
+		&smc->cs[3].mode);
 
 	/* Configure RDY/BSY */
 	at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
 
 	/* Enable NandFlash */
 	at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
+
 }
 #endif
 
 #ifdef CONFIG_MACB
 static void at91sam9260ek_macb_hw_init(void)
 {
-	unsigned long rstc;
+	struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+	struct at91_port *pioa = (struct at91_port *)ATMEL_BASE_PIOA;
+	struct at91_rstc *rstc = (struct at91_rstc *)ATMEL_BASE_RSTC;
+	unsigned long erstl;
 
-	/* Enable clock */
-	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_EMAC);
+	/* Enable EMAC clock */
+	writel(1 << ATMEL_ID_EMAC0, &pmc->pcer);
 
 	/*
 	 * Disable pull-up on:
@@ -103,48 +106,57 @@ static void at91sam9260ek_macb_hw_init(void)
 	 * PHY has internal pull-down
 	 */
 	writel(pin_to_mask(AT91_PIN_PA14) |
-	       pin_to_mask(AT91_PIN_PA15) |
-	       pin_to_mask(AT91_PIN_PA17) |
-	       pin_to_mask(AT91_PIN_PA25) |
-	       pin_to_mask(AT91_PIN_PA26) |
-	       pin_to_mask(AT91_PIN_PA28),
-	       pin_to_controller(AT91_PIN_PA0) + PIO_PUDR);
+		pin_to_mask(AT91_PIN_PA15) |
+		pin_to_mask(AT91_PIN_PA17) |
+		pin_to_mask(AT91_PIN_PA25) |
+		pin_to_mask(AT91_PIN_PA26) |
+		pin_to_mask(AT91_PIN_PA28),
+		&pioa->pudr);
 
-	rstc = at91_sys_read(AT91_RSTC_MR) & AT91_RSTC_ERSTL;
+	erstl = readl(&rstc->mr) & AT91_RSTC_MR_ERSTL_MASK;
 
 	/* Need to reset PHY -> 500ms reset */
-	at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY |
-				     (AT91_RSTC_ERSTL & (0x0D << 8)) |
-				     AT91_RSTC_URSTEN);
+	writel(AT91_RSTC_KEY | AT91_RSTC_MR_ERSTL(13) |
+		AT91_RSTC_MR_URSTEN, &rstc->mr);
 
-	at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_EXTRST);
+	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_PA14) |
-	       pin_to_mask(AT91_PIN_PA15) |
-	       pin_to_mask(AT91_PIN_PA17) |
-	       pin_to_mask(AT91_PIN_PA25) |
-	       pin_to_mask(AT91_PIN_PA26) |
-	       pin_to_mask(AT91_PIN_PA28),
-	       pin_to_controller(AT91_PIN_PA0) + PIO_PUER);
-
+		pin_to_mask(AT91_PIN_PA15) |
+		pin_to_mask(AT91_PIN_PA17) |
+		pin_to_mask(AT91_PIN_PA25) |
+		pin_to_mask(AT91_PIN_PA26) |
+		pin_to_mask(AT91_PIN_PA28),
+		&pioa->puer);
+
+	/* Initialize EMAC=MACB hardware */
 	at91_macb_hw_init();
 }
 #endif
 
-int board_init(void)
+int board_early_init_f(void)
 {
-	/* Enable Ctrlc */
-	console_init_f();
+	struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+
+	/* Enable clocks for all PIOs */
+	writel((1 << ATMEL_ID_PIOA) | (1 << ATMEL_ID_PIOB) |
+		(1 << ATMEL_ID_PIOC),
+		&pmc->pcer);
 
+	return 0;
+}
+
+int board_init(void)
+{
 #ifdef CONFIG_AT91SAM9G20EK
 	/* arch number of AT91SAM9260EK-Board */
 	gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9G20EK;
@@ -153,9 +165,9 @@ int board_init(void)
 	gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9260EK;
 #endif
 	/* adress of boot parameters */
-	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
 
-	at91_serial_hw_init();
+	at91_seriald_hw_init();
 #ifdef CONFIG_CMD_NAND
 	at91sam9260ek_nand_hw_init();
 #endif
@@ -171,8 +183,9 @@ int board_init(void)
 
 int dram_init(void)
 {
-	gd->bd->bi_dram[0].start = PHYS_SDRAM;
-	gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE;
+	gd->ram_size = get_ram_size(
+		(void *)CONFIG_SYS_SDRAM_BASE,
+		CONFIG_SYS_SDRAM_SIZE);
 	return 0;
 }
 
@@ -186,7 +199,7 @@ int board_eth_init(bd_t *bis)
 {
 	int rc = 0;
 #ifdef CONFIG_MACB
-	rc = macb_eth_initialize(0, (void *)AT91SAM9260_BASE_EMAC, 0x00);
+	rc = macb_eth_initialize(0, (void *)ATMEL_BASE_EMAC0, 0x00);
 #endif
 	return rc;
 }
diff --git a/board/atmel/at91sam9260ek/config.mk b/board/atmel/at91sam9260ek/config.mk
deleted file mode 100644
index e554a4500..000000000
--- a/board/atmel/at91sam9260ek/config.mk
+++ /dev/null
@@ -1 +0,0 @@
-CONFIG_SYS_TEXT_BASE = 0x23f00000
diff --git a/board/atmel/at91sam9260ek/led.c b/board/atmel/at91sam9260ek/led.c
index 2424d27fb..daf81e805 100644
--- a/board/atmel/at91sam9260ek/led.c
+++ b/board/atmel/at91sam9260ek/led.c
@@ -23,16 +23,12 @@
  */
 
 #include <common.h>
-#include <asm/arch/at91sam9260.h>
-#include <asm/arch/at91_pmc.h>
+#include <asm/io.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 << AT91SAM9260_ID_PIOA);
-
+	/* Clock is enabled in board_early_init_f() */
 	at91_set_gpio_output(CONFIG_RED_LED, 1);
 	at91_set_gpio_output(CONFIG_GREEN_LED, 1);