video: atmel: Drop CONFIG_LCD_IN_PSRAM

This relies on the old LCD implementation which is to be removed. Drop it.

Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/board/ronetix/pm9263/pm9263.c b/board/ronetix/pm9263/pm9263.c
index 6dc080a..8684e52 100644 (file)
--- a/board/ronetix/pm9263/pm9263.c
+++ b/board/ronetix/pm9263/pm9263.c
@@ -71,108 +71,13 @@ static void pm9263_nand_hw_init(void)
 
 #ifdef CONFIG_LCD
 
-#ifdef CONFIG_LCD_IN_PSRAM
-
-#define PSRAM_CRE_PIN  AT91_PIO_PORTB, 29
-#define PSRAM_CTRL_REG (PHYS_PSRAM + PHYS_PSRAM_SIZE - 2)
-
-/* Initialize the PSRAM memory */
-static int pm9263_lcd_hw_psram_init(void)
-{
-       unsigned long csa;
-       struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC1;
-       struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
-
-       /* Enable CS3  3.3v, no pull-ups */
-       csa = readl(&matrix->csa[1]) | AT91_MATRIX_CSA_DBPUC |
-               AT91_MATRIX_CSA_VDDIOMSEL_3_3V;
-
-       writel(csa, &matrix->csa[1]);
-
-       /* Configure SMC1 CS0 for PSRAM - 16-bit */
-       writel(AT91_SMC_SETUP_NWE(0) | AT91_SMC_SETUP_NCS_WR(0) |
-               AT91_SMC_SETUP_NRD(0) | AT91_SMC_SETUP_NCS_RD(0),
-               &smc->cs[0].setup);
-
-       writel(AT91_SMC_PULSE_NWE(7) | AT91_SMC_PULSE_NCS_WR(7) |
-               AT91_SMC_PULSE_NRD(2) | AT91_SMC_PULSE_NCS_RD(7),
-               &smc->cs[0].pulse);
-
-       writel(AT91_SMC_CYCLE_NWE(8) | AT91_SMC_CYCLE_NRD(8),
-               &smc->cs[0].cycle);
-
-       writel(AT91_SMC_MODE_DBW_16 | AT91_SMC_MODE_PMEN | AT91_SMC_MODE_PS_32,
-               &smc->cs[0].mode);
-
-       /* setup PB29 as output */
-       at91_set_pio_output(PSRAM_CRE_PIN, 1);
-
-       at91_set_pio_value(PSRAM_CRE_PIN, 0);   /* set PSRAM_CRE_PIN to '0' */
-
-       /* PSRAM: write BCR */
-       readw(PSRAM_CTRL_REG);
-       readw(PSRAM_CTRL_REG);
-       writew(1, PSRAM_CTRL_REG);      /* 0 - RCR,1 - BCR */
-       writew(0x9d4f, PSRAM_CTRL_REG); /* write the BCR */
-
-       /* write RCR of the PSRAM */
-       readw(PSRAM_CTRL_REG);
-       readw(PSRAM_CTRL_REG);
-       writew(0, PSRAM_CTRL_REG);      /* 0 - RCR,1 - BCR */
-       /* set RCR; 0x10-async mode,0x90-page mode */
-       writew(0x90, PSRAM_CTRL_REG);
-
-       /*
-        * test to see if the PSRAM is MT45W2M16A or MT45W2M16B
-        * MT45W2M16B - CRE must be 0
-        * MT45W2M16A - CRE must be 1
-        */
-       writew(0x1234, PHYS_PSRAM);
-       writew(0x5678, PHYS_PSRAM + 2);
-
-       /* test if the chip is MT45W2M16B */
-       if ((readw(PHYS_PSRAM) != 0x1234) || (readw(PHYS_PSRAM+2) != 0x5678)) {
-               /* try with CRE=1 (MT45W2M16A) */
-               at91_set_pio_value(PSRAM_CRE_PIN, 1); /* set PSRAM_CRE_PIN to '1' */
-
-               /* write RCR of the PSRAM */
-               readw(PSRAM_CTRL_REG);
-               readw(PSRAM_CTRL_REG);
-               writew(0, PSRAM_CTRL_REG);      /* 0 - RCR,1 - BCR */
-               /* set RCR;0x10-async mode,0x90-page mode */
-               writew(0x90, PSRAM_CTRL_REG);
-
-
-               writew(0x1234, PHYS_PSRAM);
-               writew(0x5678, PHYS_PSRAM+2);
-               if ((readw(PHYS_PSRAM) != 0x1234)
-                 || (readw(PHYS_PSRAM + 2) != 0x5678))
-                       return 1;
-
-       }
-
-       /* Bus matrix */
-       writel(AT91_MATRIX_PRA_M5(3), &matrix->pr[5].a);
-       writel(CONFIG_PSRAM_SCFG, &matrix->scfg[5]);
-
-       return 0;
-}
-#endif
-
 static void pm9263_lcd_hw_init(void)
 {
        /* Power Control */
        at91_set_pio_output(AT91_PIO_PORTA, 22, 1);
        at91_set_pio_value(AT91_PIO_PORTA, 22, 0);      /* power down */
 
-#ifdef CONFIG_LCD_IN_PSRAM
-       /* initialize the PSRAM */
-       int stat = pm9263_lcd_hw_psram_init();
-
-       gd->fb_base = (stat == 0) ? PHYS_PSRAM : ATMEL_BASE_SRAM0;
-#else
        gd->fb_base = ATMEL_BASE_SRAM0;
-#endif
 
 }