+++ /dev/null
---- a/arch/mips/bcm47xx/nvram.c
-+++ b/arch/mips/bcm47xx/nvram.c
-@@ -50,6 +50,9 @@ static void early_nvram_init(void)
- #ifdef CONFIG_BCM47XX_BCMA
- case BCM47XX_BUS_TYPE_BCMA:
- bcma_cc = &bcm47xx_bus.bcma.bus.drv_cc;
-+ if (bcma_cc->flash_type != BCMA_PFLASH)
-+ return;
-+
- base = bcma_cc->pflash.window;
- lim = bcma_cc->pflash.window_size;
- break;
---- a/drivers/bcma/driver_mips.c
-+++ b/drivers/bcma/driver_mips.c
-@@ -189,6 +189,7 @@ static void bcma_core_mips_flash_detect(
- break;
- case BCMA_CC_FLASHT_PARA:
- bcma_info(bus, "found parallel flash.\n");
-+ bus->drv_cc.flash_type = BCMA_PFLASH;
- bus->drv_cc.pflash.window = 0x1c000000;
- bus->drv_cc.pflash.window_size = 0x02000000;
-
---- a/include/linux/bcma/bcma_driver_chipcommon.h
-+++ b/include/linux/bcma/bcma_driver_chipcommon.h
-@@ -122,10 +122,68 @@
- #define BCMA_CC_JCTL_EXT_EN 2 /* Enable external targets */
- #define BCMA_CC_JCTL_EN 1 /* Enable Jtag master */
- #define BCMA_CC_FLASHCTL 0x0040
-+
-+/* Start/busy bit in flashcontrol */
-+#define BCMA_CC_FLASHCTL_OPCODE 0x000000ff
-+#define BCMA_CC_FLASHCTL_ACTION 0x00000700
-+#define BCMA_CC_FLASHCTL_CS_ACTIVE 0x00001000 /* Chip Select Active, rev >= 20 */
- #define BCMA_CC_FLASHCTL_START 0x80000000
- #define BCMA_CC_FLASHCTL_BUSY BCMA_CC_FLASHCTL_START
-+
-+/* flashcontrol action+opcodes for ST flashes */
-+#define BCMA_CC_FLASHCTL_ST_WREN 0x0006 /* Write Enable */
-+#define BCMA_CC_FLASHCTL_ST_WRDIS 0x0004 /* Write Disable */
-+#define BCMA_CC_FLASHCTL_ST_RDSR 0x0105 /* Read Status Register */
-+#define BCMA_CC_FLASHCTL_ST_WRSR 0x0101 /* Write Status Register */
-+#define BCMA_CC_FLASHCTL_ST_READ 0x0303 /* Read Data Bytes */
-+#define BCMA_CC_FLASHCTL_ST_PP 0x0302 /* Page Program */
-+#define BCMA_CC_FLASHCTL_ST_SE 0x02d8 /* Sector Erase */
-+#define BCMA_CC_FLASHCTL_ST_BE 0x00c7 /* Bulk Erase */
-+#define BCMA_CC_FLASHCTL_ST_DP 0x00b9 /* Deep Power-down */
-+#define BCMA_CC_FLASHCTL_ST_RES 0x03ab /* Read Electronic Signature */
-+#define BCMA_CC_FLASHCTL_ST_CSA 0x1000 /* Keep chip select asserted */
-+#define BCMA_CC_FLASHCTL_ST_SSE 0x0220 /* Sub-sector Erase */
-+
-+
-+/* flashcontrol action+opcodes for Atmel flashes */
-+#define BCMA_CC_FLASHCTL_AT_READ 0x07e8
-+#define BCMA_CC_FLASHCTL_AT_PAGE_READ 0x07d2
-+#define BCMA_CC_FLASHCTL_AT_BUF1_READ
-+#define BCMA_CC_FLASHCTL_AT_BUF2_READ
-+#define BCMA_CC_FLASHCTL_AT_STATUS 0x01d7
-+#define BCMA_CC_FLASHCTL_AT_BUF1_WRITE 0x0384
-+#define BCMA_CC_FLASHCTL_AT_BUF2_WRITE 0x0387
-+#define BCMA_CC_FLASHCTL_AT_BUF1_ERASE_PROGRAM 0x0283
-+#define BCMA_CC_FLASHCTL_AT_BUF2_ERASE_PROGRAM 0x0286
-+#define BCMA_CC_FLASHCTL_AT_BUF1_PROGRAM 0x0288
-+#define BCMA_CC_FLASHCTL_AT_BUF2_PROGRAM 0x0289
-+#define BCMA_CC_FLASHCTL_AT_PAGE_ERASE 0x0281
-+#define BCMA_CC_FLASHCTL_AT_BLOCK_ERASE 0x0250
-+#define BCMA_CC_FLASHCTL_AT_BUF1_WRITE_ERASE_PROGRAM 0x0382
-+#define BCMA_CC_FLASHCTL_AT_BUF2_WRITE_ERASE_PROGRAM 0x0385
-+#define BCMA_CC_FLASHCTL_AT_BUF1_LOAD 0x0253
-+#define BCMA_CC_FLASHCTL_AT_BUF2_LOAD 0x0255
-+#define BCMA_CC_FLASHCTL_AT_BUF1_COMPARE 0x0260
-+#define BCMA_CC_FLASHCTL_AT_BUF2_COMPARE 0x0261
-+#define BCMA_CC_FLASHCTL_AT_BUF1_REPROGRAM 0x0258
-+#define BCMA_CC_FLASHCTL_AT_BUF2_REPROGRAM 0x0259
-+
- #define BCMA_CC_FLASHADDR 0x0044
- #define BCMA_CC_FLASHDATA 0x0048
-+
-+/* Status register bits for ST flashes */
-+#define BCMA_CC_FLASHDATA_ST_WIP 0x01 /* Write In Progress */
-+#define BCMA_CC_FLASHDATA_ST_WEL 0x02 /* Write Enable Latch */
-+#define BCMA_CC_FLASHDATA_ST_BP_MASK 0x1c /* Block Protect */
-+#define BCMA_CC_FLASHDATA_ST_BP_SHIFT 2
-+#define BCMA_CC_FLASHDATA_ST_SRWD 0x80 /* Status Register Write Disable */
-+
-+/* Status register bits for Atmel flashes */
-+#define BCMA_CC_FLASHDATA_AT_READY 0x80
-+#define BCMA_CC_FLASHDATA_AT_MISMATCH 0x40
-+#define BCMA_CC_FLASHDATA_AT_ID_MASK 0x38
-+#define BCMA_CC_FLASHDATA_AT_ID_SHIFT 3
-+
- #define BCMA_CC_BCAST_ADDR 0x0050
- #define BCMA_CC_BCAST_DATA 0x0054
- #define BCMA_CC_GPIOPULLUP 0x0058 /* Rev >= 20 only */
-@@ -360,6 +418,12 @@
- /* 4313 Chip specific ChipControl register bits */
- #define BCMA_CCTRL_4313_12MA_LED_DRIVE 0x00000007 /* 12 mA drive strengh for later 4313 */
-
-+#define BCMA_FLASH2 0x1c000000 /* Flash Region 2 (region 1 shadowed here) */
-+#define BCMA_FLASH2_SZ 0x02000000 /* Size of Flash Region 2 */
-+#define BCMA_FLASH1 0x1fc00000 /* MIPS Flash Region 1 */
-+#define BCMA_FLASH1_SZ 0x00400000 /* MIPS Size of Flash Region 1 */
-+
-+
- /* Data for the PMU, if available.
- * Check availability with ((struct bcma_chipcommon)->capabilities & BCMA_CC_CAP_PMU)
- */
-@@ -369,6 +433,10 @@ struct bcma_chipcommon_pmu {
- };
-
- #ifdef CONFIG_BCMA_DRIVER_MIPS
-+enum bcma_flash_type {
-+ BCMA_PFLASH,
-+};
-+
- struct bcma_pflash {
- u8 buswidth;
- u32 window;
-@@ -394,7 +462,10 @@ struct bcma_drv_cc {
- u16 fast_pwrup_delay;
- struct bcma_chipcommon_pmu pmu;
- #ifdef CONFIG_BCMA_DRIVER_MIPS
-- struct bcma_pflash pflash;
-+ enum bcma_flash_type flash_type;
-+ union {
-+ struct bcma_pflash pflash;
-+ };
-
- int nr_serial_ports;
- struct bcma_serial_port serial_ports[4];
projects / openwrt.git / blobdiff