[U-Boot] [RFC PATCH v1 6/7] ARM: kirkwood: remove kw_config_adr_windows

Chris Packham judge.packham at gmail.com
Mon Dec 17 08:35:28 UTC 2018


Now that kirkwood is using the mvebu mbus this function is no longer
needed.

Signed-off-by: Chris Packham <judge.packham at gmail.com>
---

 arch/arm/mach-kirkwood/cpu.c              | 64 -----------------------
 arch/arm/mach-kirkwood/include/mach/cpu.h |  1 -
 2 files changed, 65 deletions(-)

diff --git a/arch/arm/mach-kirkwood/cpu.c b/arch/arm/mach-kirkwood/cpu.c
index 009b49287b7f..8b21db107153 100644
--- a/arch/arm/mach-kirkwood/cpu.c
+++ b/arch/arm/mach-kirkwood/cpu.c
@@ -46,70 +46,6 @@ unsigned int kw_winctrl_calcsize(unsigned int sizeval)
 	return (0x0000ffff & j);
 }
 
-/*
- * kw_config_adr_windows - Configure address Windows
- *
- * There are 8 address windows supported by Kirkwood Soc to addess different
- * devices. Each window can be configured for size, BAR and remap addr
- * Below configuration is standard for most of the cases
- *
- * If remap function not used, remap_lo must be set as base
- *
- * Reference Documentation:
- * Mbus-L to Mbus Bridge Registers Configuration.
- * (Sec 25.1 and 25.3 of Datasheet)
- */
-int kw_config_adr_windows(void)
-{
-	struct kwwin_registers *winregs =
-		(struct kwwin_registers *)MVEBU_CPU_WIN_BASE;
-
-	/* Window 0: PCIE MEM address space */
-	writel(KWCPU_WIN_CTRL_DATA(1024 * 1024 * 256, KWCPU_TARGET_PCIE,
-		KWCPU_ATTR_PCIE_MEM, KWCPU_WIN_ENABLE), &winregs[0].ctrl);
-
-	writel(KW_DEFADR_PCI_MEM, &winregs[0].base);
-	writel(KW_DEFADR_PCI_MEM, &winregs[0].remap_lo);
-	writel(0x0, &winregs[0].remap_hi);
-
-	/* Window 1: PCIE IO address space */
-	writel(KWCPU_WIN_CTRL_DATA(1024 * 64, KWCPU_TARGET_PCIE,
-		KWCPU_ATTR_PCIE_IO, KWCPU_WIN_ENABLE), &winregs[1].ctrl);
-	writel(KW_DEFADR_PCI_IO, &winregs[1].base);
-	writel(KW_DEFADR_PCI_IO, &winregs[1].remap_lo);
-	writel(0x0, &winregs[1].remap_hi);
-
-	/* Window 2: NAND Flash address space */
-	writel(KWCPU_WIN_CTRL_DATA(1024 * 1024 * 128, KWCPU_TARGET_MEMORY,
-		KWCPU_ATTR_NANDFLASH, KWCPU_WIN_ENABLE), &winregs[2].ctrl);
-	writel(KW_DEFADR_NANDF, &winregs[2].base);
-	writel(KW_DEFADR_NANDF, &winregs[2].remap_lo);
-	writel(0x0, &winregs[2].remap_hi);
-
-	/* Window 3: SPI Flash address space */
-	writel(KWCPU_WIN_CTRL_DATA(1024 * 1024 * 128, KWCPU_TARGET_MEMORY,
-		KWCPU_ATTR_SPIFLASH, KWCPU_WIN_ENABLE), &winregs[3].ctrl);
-	writel(KW_DEFADR_SPIF, &winregs[3].base);
-	writel(KW_DEFADR_SPIF, &winregs[3].remap_lo);
-	writel(0x0, &winregs[3].remap_hi);
-
-	/* Window 4: BOOT Memory address space */
-	writel(KWCPU_WIN_CTRL_DATA(1024 * 1024 * 128, KWCPU_TARGET_MEMORY,
-		KWCPU_ATTR_BOOTROM, KWCPU_WIN_ENABLE), &winregs[4].ctrl);
-	writel(KW_DEFADR_BOOTROM, &winregs[4].base);
-
-	/* Window 5: Security SRAM address space */
-	writel(KWCPU_WIN_CTRL_DATA(1024 * 64, KWCPU_TARGET_SASRAM,
-		KWCPU_ATTR_SASRAM, KWCPU_WIN_ENABLE), &winregs[5].ctrl);
-	writel(KW_DEFADR_SASRAM, &winregs[5].base);
-
-	/* Window 6-7: Disabled */
-	writel(KWCPU_WIN_DISABLE, &winregs[6].ctrl);
-	writel(KWCPU_WIN_DISABLE, &winregs[7].ctrl);
-
-	return 0;
-}
-
 static struct mbus_win windows[] = {
 	/* Window 0: PCIE MEM address space */
 	{ KW_DEFADR_PCI_MEM, 1024 * 1024 * 256,
diff --git a/arch/arm/mach-kirkwood/include/mach/cpu.h b/arch/arm/mach-kirkwood/include/mach/cpu.h
index 3d6b15568a8a..ea42182cf9c6 100644
--- a/arch/arm/mach-kirkwood/include/mach/cpu.h
+++ b/arch/arm/mach-kirkwood/include/mach/cpu.h
@@ -150,7 +150,6 @@ extern struct mvebu_mbus_state mbus_state;
 unsigned int mvebu_sdram_bar(enum memory_bank bank);
 unsigned int mvebu_sdram_bs(enum memory_bank bank);
 void mvebu_sdram_size_adjust(enum memory_bank bank);
-int kw_config_adr_windows(void);
 int mvebu_mbus_probe(struct mbus_win windows[], int count);
 void mvebu_config_gpio(unsigned int gpp0_oe_val, unsigned int gpp1_oe_val,
 		unsigned int gpp0_oe, unsigned int gpp1_oe);
-- 
2.19.2



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