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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /arch/arm/mach-omap2/sram.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/mach-omap2/sram.h')
-rw-r--r--arch/arm/mach-omap2/sram.h62
1 files changed, 62 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/sram.h b/arch/arm/mach-omap2/sram.h
new file mode 100644
index 000000000..271062f23
--- /dev/null
+++ b/arch/arm/mach-omap2/sram.h
@@ -0,0 +1,62 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Interface for functions that need to be run in internal SRAM
+ */
+
+#ifndef __ASSEMBLY__
+
+extern void omap2_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
+ u32 base_cs, u32 force_unlock);
+extern void omap2_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
+ u32 mem_type);
+extern u32 omap2_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass);
+
+extern void omap3_sram_restore_context(void);
+
+extern int __init omap_sram_init(void);
+
+extern void *omap_sram_push(void *funcp, unsigned long size);
+
+/* Do not use these */
+extern void omap24xx_sram_reprogram_clock(u32 ckctl, u32 dpllctl);
+extern unsigned long omap24xx_sram_reprogram_clock_sz;
+
+extern void omap242x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
+ u32 base_cs, u32 force_unlock);
+extern unsigned long omap242x_sram_ddr_init_sz;
+
+extern u32 omap242x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val,
+ int bypass);
+extern unsigned long omap242x_sram_set_prcm_sz;
+
+extern void omap242x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
+ u32 mem_type);
+extern unsigned long omap242x_sram_reprogram_sdrc_sz;
+
+
+extern void omap243x_sram_ddr_init(u32 *slow_dll_ctrl, u32 fast_dll_ctrl,
+ u32 base_cs, u32 force_unlock);
+extern unsigned long omap243x_sram_ddr_init_sz;
+
+extern u32 omap243x_sram_set_prcm(u32 dpll_ctrl_val, u32 sdrc_rfr_val,
+ int bypass);
+extern unsigned long omap243x_sram_set_prcm_sz;
+
+extern void omap243x_sram_reprogram_sdrc(u32 perf_level, u32 dll_val,
+ u32 mem_type);
+extern unsigned long omap243x_sram_reprogram_sdrc_sz;
+
+#ifdef CONFIG_PM
+extern void omap_push_sram_idle(void);
+#else
+static inline void omap_push_sram_idle(void) {}
+#endif /* CONFIG_PM */
+
+#endif /* __ASSEMBLY__ */
+
+/*
+ * OMAP2+: define the SRAM PA addresses.
+ * Used by the SRAM management code and the idle sleep code.
+ */
+#define OMAP2_SRAM_PA 0x40200000
+#define OMAP3_SRAM_PA 0x40200000