Blackfin: bf548-ezkit: convert to portmux framework
Rather than bang MMRs directly, use the new portmux framework to handle
the details.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/board/bf548-ezkit/bf548-ezkit.c b/board/bf548-ezkit/bf548-ezkit.c
index 65fb81a..cb9ee86 100644
--- a/board/bf548-ezkit/bf548-ezkit.c
+++ b/board/bf548-ezkit/bf548-ezkit.c
@@ -7,10 +7,12 @@
*/
#include <common.h>
-#include <netdev.h>
#include <config.h>
#include <command.h>
+#include <netdev.h>
#include <asm/blackfin.h>
+#include <asm/gpio.h>
+#include <asm/portmux.h>
#include <asm/sdh.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -24,53 +26,13 @@
int board_early_init_f(void)
{
- /* Port H: PH8 - PH13 == A4 - A9
- * address lines of the parallel asynchronous memory interface
- */
-
- /************************************************
- * configure GPIO *
- * set port H function enable register *
- * configure PH8-PH13 as peripheral (not GPIO) *
- *************************************************/
- bfin_write_PORTH_FER(0x3F03);
-
- /************************************************
- * set port H MUX to configure PH8-PH13 *
- * 1st Function (MUX = 00) (bits 16-27 == 0) *
- * Set to address signals A4-A9 *
- *************************************************/
- bfin_write_PORTH_MUX(0);
-
- /************************************************
- * set port H direction register *
- * enable PH8-PH13 as outputs *
- *************************************************/
- bfin_write_PORTH_DIR_SET(0x3F00);
-
- /* Port I: PI0 - PH14 == A10 - A24
- * address lines of the parallel asynchronous memory interface
- */
-
- /************************************************
- * set port I function enable register *
- * configure PI0-PI14 as peripheral (not GPIO) *
- *************************************************/
- bfin_write_PORTI_FER(0x7fff);
-
- /**************************************************
- * set PORT I MUX to configure PI14-PI0 as *
- * 1st Function (MUX=00) - address signals A10-A24 *
- ***************************************************/
- bfin_write_PORTI_MUX(0);
-
- /****************************************
- * set PORT I direction register *
- * enable PI0 - PI14 as outputs *
- *****************************************/
- bfin_write_PORTI_DIR_SET(0x7fff);
-
- return 0;
+ /* Set async addr lines as peripheral */
+ const unsigned short pins[] = {
+ P_A4, P_A5, P_A6, P_A7, P_A8, P_A9, P_A10, P_A11, P_A12,
+ P_A13, P_A14, P_A15, P_A16, P_A17, P_A18, P_A19, P_A20,
+ P_A21, P_A22, P_A23, P_A24, 0
+ };
+ return peripheral_request_list(pins, "async");
}
#ifdef CONFIG_SMC911X
@@ -96,9 +58,7 @@
* be low for device mode and high for host mode. We set it high
* here because we are in host mode.
*/
- bfin_write_PORTE_FER(bfin_read_PORTE_FER() & ~PE7);
- bfin_write_PORTE_DIR_SET(PE7);
- bfin_write_PORTE_SET(PE7);
- SSYNC();
+ gpio_request(GPIO_PE7, "musb-vbus");
+ gpio_direction_output(GPIO_PE7, 1);
}
#endif
diff --git a/board/bf548-ezkit/video.c b/board/bf548-ezkit/video.c
index 10b08e2..af3d58b 100644
--- a/board/bf548-ezkit/video.c
+++ b/board/bf548-ezkit/video.c
@@ -11,6 +11,8 @@
#include <config.h>
#include <malloc.h>
#include <asm/blackfin.h>
+#include <asm/gpio.h>
+#include <asm/portmux.h>
#include <asm/mach-common/bits/dma.h>
#include <i2c.h>
#include <linux/types.h>
@@ -173,22 +175,21 @@
void Init_Ports(void)
{
- *pPORTF_MUX = 0x00000000;
- *pPORTF_FER |= 0xFFFF; /* PPI0..15 */
-
- *pPORTG_MUX &= ~(PORT_x_MUX_0_MASK | PORT_x_MUX_1_MASK | PORT_x_MUX_2_MASK | PORT_x_MUX_3_MASK | PORT_x_MUX_4_MASK);
- *pPORTG_FER |= PG0 | PG1 | PG2 | PG3 | PG4; /* CLK, FS1, FS2, PPI16..17 */
-
+ const unsigned short pins[] = {
+ P_PPI0_D0, P_PPI0_D1, P_PPI0_D2, P_PPI0_D3, P_PPI0_D4,
+ P_PPI0_D5, P_PPI0_D6, P_PPI0_D7, P_PPI0_D8, P_PPI0_D9,
+ P_PPI0_D10, P_PPI0_D11, P_PPI0_D12, P_PPI0_D13, P_PPI0_D14,
+ P_PPI0_D15, P_PPI0_D16, P_PPI0_D17,
#if !defined(CONFIG_VIDEO_RGB666)
- *pPORTD_MUX &= ~(PORT_x_MUX_0_MASK | PORT_x_MUX_1_MASK | PORT_x_MUX_2_MASK | PORT_x_MUX_3_MASK | PORT_x_MUX_4_MASK | PORT_x_MUX_5_MASK);
- *pPORTD_MUX |= (PORT_x_MUX_0_FUNC_4 | PORT_x_MUX_1_FUNC_4 | PORT_x_MUX_2_FUNC_4 | PORT_x_MUX_3_FUNC_4 | PORT_x_MUX_4_FUNC_4 | PORT_x_MUX_5_FUNC_4);
- *pPORTD_FER |= PD0 | PD1 | PD2 | PD3 | PD4 | PD5; /* PPI18..23 */
+ P_PPI0_D18, P_PPI0_D19, P_PPI0_D20, P_PPI0_D21, P_PPI0_D22,
+ P_PPI0_D23,
#endif
+ P_PPI0_CLK, P_PPI0_FS1, P_PPI0_FS2, 0,
+ };
+ peripheral_request_list(pins, "lcd");
- *pPORTE_FER &= ~PE3; /* DISP */
- *pPORTE_DIR_SET = PE3;
- *pPORTE_SET = PE3;
-
+ gpio_request(GPIO_PE3, "lcd-disp");
+ gpio_direction_output(GPIO_PE3, 1);
}
void EnableDMA(void)