Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / board / calao / tny_a9260 / tny_a9260.c

diff --git a/qemu/roms/u-boot/board/calao/tny_a9260/tny_a9260.c b/qemu/roms/u-boot/board/calao/tny_a9260/tny_a9260.c
new file mode 100644 (file)
index 0000000..337be43
--- /dev/null
+++ b/qemu/roms/u-boot/board/calao/tny_a9260/tny_a9260.c
@@ -0,0 +1,85 @@
+/*
+ * (C) Copyright 2007-2008
+ * Stelian Pop <stelian@popies.net>
+ * Lead Tech Design <www.leadtechdesign.com>
+ *
+ * Copyright (C) 2009
+ * Albin Tonnerre, Free Electrons <albin.tonnerre@free-electrons.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/at91sam9_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/hardware.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* ------------------------------------------------------------------------- */
+/*
+ * Miscelaneous platform dependent initialisations
+ */
+
+static void tny_a9260_nand_hw_init(void)
+{
+       struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+       struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
+       struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
+       unsigned long csa;
+
+       /* 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 */
+       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_MODE_DBW_16 |
+#else /* CONFIG_SYS_NAND_DBW_8 */
+               AT91_SMC_MODE_DBW_8 |
+#endif
+               AT91_SMC_MODE_TDF_CYCLE(2),
+               &smc->cs[3].mode);
+
+       writel(1 << ATMEL_ID_PIOC, &pmc->pcer);
+
+       /* 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);
+}
+
+int board_init(void)
+{
+       /* adress of boot parameters */
+       gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
+
+       at91_seriald_hw_init();
+       tny_a9260_nand_hw_init();
+       at91_spi0_hw_init(1 << 5);
+       return 0;
+}
+
+int dram_init(void)
+{
+       gd->ram_size = get_ram_size(
+               (void *)CONFIG_SYS_SDRAM_BASE,
+               CONFIG_SYS_SDRAM_SIZE);
+       return 0;
+}