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authorRonald G. Minnich <rminnich@gmail.com>2012-11-27 10:48:56 -0800
committerRonald G. Minnich <rminnich@gmail.com>2012-11-28 07:56:20 +0100
commitacf443191bd035c26ee89c3ca56f065a5111901b (patch)
treeaf6c0a62a31610478d3c20fdfa0ce4e9e426ad86 /src/cpu/samsung/exynos5-common/sromc.h
parent6e3728bb12688e8de300c04d5e7a688bc99a2d15 (diff)
add .h files for common exynos 5
Change-Id: I48497adc29a1b8ca11d1e0a5d879cab5b6b55dcd Signed-off-by: David Hendricks <dhendrix@chromium.org> Signed-off-by: Hung-Te Lin <hungte@chromium.org> Signed-off-by: Stefan Reinauer <stepan@coresystems.de> Signed-off-by: Ronald G. Minnich <rminnich@gmail.com> Reviewed-on: http://review.coreboot.org/1926 Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/cpu/samsung/exynos5-common/sromc.h')
-rw-r--r--src/cpu/samsung/exynos5-common/sromc.h69
1 files changed, 69 insertions, 0 deletions
diff --git a/src/cpu/samsung/exynos5-common/sromc.h b/src/cpu/samsung/exynos5-common/sromc.h
new file mode 100644
index 0000000000..b413373cf4
--- /dev/null
+++ b/src/cpu/samsung/exynos5-common/sromc.h
@@ -0,0 +1,69 @@
+/*
+ * (C) Copyright 2010 Samsung Electronics
+ * Naveen Krishna Ch <ch.naveen@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ * Note: This file contains the register description for SROMC
+ *
+ */
+
+#ifndef __ASM_ARCH_COMMON_SROMC_H_
+#define __ASM_ARCH_COMMON_SROMC_H_
+
+#define SROMC_DATA16_WIDTH(x) (1<<((x*4)+0))
+#define SROMC_BYTE_ADDR_MODE(x) (1<<((x*4)+1)) /* 0-> Half-word base address*/
+ /* 1-> Byte base address*/
+#define SROMC_WAIT_ENABLE(x) (1<<((x*4)+2))
+#define SROMC_BYTE_ENABLE(x) (1<<((x*4)+3))
+
+#define SROMC_BC_TACS(x) (x << 28) /* address set-up */
+#define SROMC_BC_TCOS(x) (x << 24) /* chip selection set-up */
+#define SROMC_BC_TACC(x) (x << 16) /* access cycle */
+#define SROMC_BC_TCOH(x) (x << 12) /* chip selection hold */
+#define SROMC_BC_TAH(x) (x << 8) /* address holding time */
+#define SROMC_BC_TACP(x) (x << 4) /* page mode access cycle */
+#define SROMC_BC_PMC(x) (x << 0) /* normal(1data)page mode configuration */
+
+#ifndef __ASSEMBLY__
+struct s5p_sromc {
+ unsigned int bw;
+ unsigned int bc[4];
+};
+#endif /* __ASSEMBLY__ */
+
+/* Configure the Band Width and Bank Control Regs for required SROMC Bank */
+void s5p_config_sromc(u32 srom_bank, u32 srom_bw_conf, u32 srom_bc_conf);
+
+enum {
+ FDT_SROM_PMC,
+ FDT_SROM_TACP,
+ FDT_SROM_TAH,
+ FDT_SROM_TCOH,
+ FDT_SROM_TACC,
+ FDT_SROM_TCOS,
+ FDT_SROM_TACS,
+
+ FDT_SROM_TIMING_COUNT,
+};
+
+struct fdt_sromc {
+ u8 bank; /* srom bank number */
+ u8 width; /* bus width in bytes */
+ unsigned int timing[FDT_SROM_TIMING_COUNT]; /* timing parameters */
+};
+
+#endif /* __ASM_ARCH_COMMON_SROMC_H_ */