ATMEL: fix dataflash (dirty) this file should be converted to struct SoC access

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

1 files changed, 57 insertions, 37 deletions

diff --git a/drivers/spi/atmel_dataflash_spi.c b/drivers/spi/atmel_dataflash_spi.c
index 4a5c4aac7..9c991e8cb 100644
--- a/drivers/spi/atmel_dataflash_spi.c
+++ b/drivers/spi/atmel_dataflash_spi.c
@@ -21,13 +21,21 @@
 
 #include <common.h>
 #ifndef CONFIG_AT91_LEGACY
-#define CONFIG_AT91_LEGACY
-#warning Please update to use C structur SoC access !
+# define CONFIG_ATMEL_LEGACY
+# warning Please update to use C structure SoC access !
 #endif
-#include <asm/arch/hardware.h>
+#include <common.h>
+#include <spi.h>
+#include <malloc.h>
+
+#include <asm/io.h>
+
 #include <asm/arch/clk.h>
+#include <asm/arch/hardware.h>
+
+#include "atmel_spi.h"
+
 #include <asm/arch/gpio.h>
-#include <asm/arch/io.h>
 #include <asm/arch/at91_pio.h>
 #include <asm/arch/at91_spi.h>
 
@@ -41,18 +49,18 @@
 void AT91F_SpiInit(void)
 {
 	/* Reset the SPI */
-	writel(AT91_SPI_SWRST, AT91_BASE_SPI + AT91_SPI_CR);
+	writel(AT91_SPI_SWRST, ATMEL_BASE_SPI0 + AT91_SPI_CR);
 
 	/* Configure SPI in Master Mode with No CS selected !!! */
 	writel(AT91_SPI_MSTR | AT91_SPI_MODFDIS | AT91_SPI_PCS,
-	       AT91_BASE_SPI + AT91_SPI_MR);
+	       ATMEL_BASE_SPI0 + AT91_SPI_MR);
 
 	/* Configure CS0 */
 	writel(AT91_SPI_NCPHA |
 	       (AT91_SPI_DLYBS & DATAFLASH_TCSS) |
 	       (AT91_SPI_DLYBCT & DATAFLASH_TCHS) |
 	       ((get_mck_clk_rate() / AT91_SPI_CLK) << 8),
-	       AT91_BASE_SPI + AT91_SPI_CSR(0));
+	       ATMEL_BASE_SPI0 + AT91_SPI_CSR(0));
 
 #ifdef CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1
 	/* Configure CS1 */
@@ -60,7 +68,7 @@ void AT91F_SpiInit(void)
 	       (AT91_SPI_DLYBS & DATAFLASH_TCSS) |
 	       (AT91_SPI_DLYBCT & DATAFLASH_TCHS) |
 	       ((get_mck_clk_rate() / AT91_SPI_CLK) << 8),
-	       AT91_BASE_SPI + AT91_SPI_CSR(1));
+	       ATMEL_BASE_SPI0 + AT91_SPI_CSR(1));
 #endif
 #ifdef CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS2
 	/* Configure CS2 */
@@ -68,7 +76,7 @@ void AT91F_SpiInit(void)
 	       (AT91_SPI_DLYBS & DATAFLASH_TCSS) |
 	       (AT91_SPI_DLYBCT & DATAFLASH_TCHS) |
 	       ((get_mck_clk_rate() / AT91_SPI_CLK) << 8),
-	       AT91_BASE_SPI + AT91_SPI_CSR(2));
+	       ATMEL_BASE_SPI0 + AT91_SPI_CSR(2));
 #endif
 #ifdef CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3
 	/* Configure CS3 */
@@ -76,21 +84,22 @@ void AT91F_SpiInit(void)
 	       (AT91_SPI_DLYBS & DATAFLASH_TCSS) |
 	       (AT91_SPI_DLYBCT & DATAFLASH_TCHS) |
 	       ((get_mck_clk_rate() / AT91_SPI_CLK) << 8),
-	       AT91_BASE_SPI + AT91_SPI_CSR(3));
+	       ATMEL_BASE_SPI0 + AT91_SPI_CSR(3));
 #endif
 
 	/* SPI_Enable */
-	writel(AT91_SPI_SPIEN, AT91_BASE_SPI + AT91_SPI_CR);
+	writel(AT91_SPI_SPIEN, ATMEL_BASE_SPI0 + AT91_SPI_CR);
 
-	while (!(readl(AT91_BASE_SPI + AT91_SPI_SR) & AT91_SPI_SPIENS));
+	while (!(readl(ATMEL_BASE_SPI0 + AT91_SPI_SR) & AT91_SPI_SPIENS))
+		;
 
 	/*
 	 * Add tempo to get SPI in a safe state.
 	 * Should not be needed for new silicon (Rev B)
 	 */
 	udelay(500000);
-	readl(AT91_BASE_SPI + AT91_SPI_SR);
-	readl(AT91_BASE_SPI + AT91_SPI_RDR);
+	readl(ATMEL_BASE_SPI0 + AT91_SPI_SR);
+	readl(ATMEL_BASE_SPI0 + AT91_SPI_RDR);
 
 }
 
@@ -100,33 +109,33 @@ void AT91F_SpiEnable(int cs)
 
 	switch (cs) {
 	case 0:	/* Configure SPI CS0 for Serial DataFlash AT45DBxx */
-		mode = readl(AT91_BASE_SPI + AT91_SPI_MR);
+		mode = readl(ATMEL_BASE_SPI0 + AT91_SPI_MR);
 		mode &= 0xFFF0FFFF;
 		writel(mode | ((AT91_SPI_PCS0_DATAFLASH_CARD<<16) & AT91_SPI_PCS),
-		       AT91_BASE_SPI + AT91_SPI_MR);
+		       ATMEL_BASE_SPI0 + AT91_SPI_MR);
 		break;
 	case 1:	/* Configure SPI CS1 for Serial DataFlash AT45DBxx */
-		mode = readl(AT91_BASE_SPI + AT91_SPI_MR);
+		mode = readl(ATMEL_BASE_SPI0 + AT91_SPI_MR);
 		mode &= 0xFFF0FFFF;
 		writel(mode | ((AT91_SPI_PCS1_DATAFLASH_CARD<<16) & AT91_SPI_PCS),
-		       AT91_BASE_SPI + AT91_SPI_MR);
+		       ATMEL_BASE_SPI0 + AT91_SPI_MR);
 		break;
 	case 2:	/* Configure SPI CS2 for Serial DataFlash AT45DBxx */
-		mode = readl(AT91_BASE_SPI + AT91_SPI_MR);
+		mode = readl(ATMEL_BASE_SPI0 + AT91_SPI_MR);
 		mode &= 0xFFF0FFFF;
 		writel(mode | ((AT91_SPI_PCS2_DATAFLASH_CARD<<16) & AT91_SPI_PCS),
-		       AT91_BASE_SPI + AT91_SPI_MR);
+		       ATMEL_BASE_SPI0 + AT91_SPI_MR);
 		break;
 	case 3:
-		mode = readl(AT91_BASE_SPI + AT91_SPI_MR);
+		mode = readl(ATMEL_BASE_SPI0 + AT91_SPI_MR);
 		mode &= 0xFFF0FFFF;
 		writel(mode | ((AT91_SPI_PCS3_DATAFLASH_CARD<<16) & AT91_SPI_PCS),
-		       AT91_BASE_SPI + AT91_SPI_MR);
+		       ATMEL_BASE_SPI0 + AT91_SPI_MR);
 		break;
 	}
 
 	/* SPI_Enable */
-	writel(AT91_SPI_SPIEN, AT91_BASE_SPI + AT91_SPI_CR);
+	writel(AT91_SPI_SPIEN, ATMEL_BASE_SPI0 + AT91_SPI_CR);
 }
 
 unsigned int AT91F_SpiWrite1(AT91PS_DataflashDesc pDesc);
@@ -134,37 +143,48 @@ unsigned int AT91F_SpiWrite1(AT91PS_DataflashDesc pDesc);
 unsigned int AT91F_SpiWrite(AT91PS_DataflashDesc pDesc)
 {
 	unsigned int timeout;
+	unsigned int timebase;
 
 	pDesc->state = BUSY;
 
-	writel(AT91_SPI_TXTDIS + AT91_SPI_RXTDIS, AT91_BASE_SPI + AT91_SPI_PTCR);
+	writel(AT91_SPI_TXTDIS + AT91_SPI_RXTDIS,
+		ATMEL_BASE_SPI0 + AT91_SPI_PTCR);
 
 	/* Initialize the Transmit and Receive Pointer */
-	writel((unsigned int)pDesc->rx_cmd_pt, AT91_BASE_SPI + AT91_SPI_RPR);
-	writel((unsigned int)pDesc->tx_cmd_pt, AT91_BASE_SPI + AT91_SPI_TPR);
+	writel((unsigned int)pDesc->rx_cmd_pt,
+		ATMEL_BASE_SPI0 + AT91_SPI_RPR);
+	writel((unsigned int)pDesc->tx_cmd_pt,
+		ATMEL_BASE_SPI0 + AT91_SPI_TPR);
 
 	/* Intialize the Transmit and Receive Counters */
-	writel(pDesc->rx_cmd_size, AT91_BASE_SPI + AT91_SPI_RCR);
-	writel(pDesc->tx_cmd_size, AT91_BASE_SPI + AT91_SPI_TCR);
+	writel(pDesc->rx_cmd_size, ATMEL_BASE_SPI0 + AT91_SPI_RCR);
+	writel(pDesc->tx_cmd_size, ATMEL_BASE_SPI0 + AT91_SPI_TCR);
 
 	if (pDesc->tx_data_size != 0) {
 		/* Initialize the Next Transmit and Next Receive Pointer */
-		writel((unsigned int)pDesc->rx_data_pt, AT91_BASE_SPI + AT91_SPI_RNPR);
-		writel((unsigned int)pDesc->tx_data_pt, AT91_BASE_SPI + AT91_SPI_TNPR);
+		writel((unsigned int)pDesc->rx_data_pt,
+			ATMEL_BASE_SPI0 + AT91_SPI_RNPR);
+		writel((unsigned int)pDesc->tx_data_pt,
+			ATMEL_BASE_SPI0 + AT91_SPI_TNPR);
 
 		/* Intialize the Next Transmit and Next Receive Counters */
-		writel(pDesc->rx_data_size, AT91_BASE_SPI + AT91_SPI_RNCR);
-		writel(pDesc->tx_data_size, AT91_BASE_SPI + AT91_SPI_TNCR);
+		writel(pDesc->rx_data_size,
+			ATMEL_BASE_SPI0 + AT91_SPI_RNCR);
+		writel(pDesc->tx_data_size,
+			ATMEL_BASE_SPI0 + AT91_SPI_TNCR);
 	}
 
 	/* arm simple, non interrupt dependent timer */
-	reset_timer_masked();
+	timebase = get_timer(0);
 	timeout = 0;
 
-	writel(AT91_SPI_TXTEN + AT91_SPI_RXTEN, AT91_BASE_SPI + AT91_SPI_PTCR);
-	while (!(readl(AT91_BASE_SPI + AT91_SPI_SR) & AT91_SPI_RXBUFF) &&
-		((timeout = get_timer_masked()) < CONFIG_SYS_SPI_WRITE_TOUT));
-	writel(AT91_SPI_TXTDIS + AT91_SPI_RXTDIS, AT91_BASE_SPI + AT91_SPI_PTCR);
+	writel(AT91_SPI_TXTEN + AT91_SPI_RXTEN,
+		ATMEL_BASE_SPI0 + AT91_SPI_PTCR);
+	while (!(readl(ATMEL_BASE_SPI0 + AT91_SPI_SR) & AT91_SPI_RXBUFF) &&
+		((timeout = get_timer(timebase)) < CONFIG_SYS_SPI_WRITE_TOUT))
+		;
+	writel(AT91_SPI_TXTDIS + AT91_SPI_RXTDIS,
+		ATMEL_BASE_SPI0 + AT91_SPI_PTCR);
 	pDesc->state = IDLE;
 
 	if (timeout >= CONFIG_SYS_SPI_WRITE_TOUT) {