[PATCH v3 11/76] ppc: Drop bat_rw
Simon Glass
sjg at chromium.org
Wed Feb 1 21:19:22 CET 2023
Drop this unused driver.
Signed-off-by: Simon Glass <sjg at chromium.org>
---
(no changes since v1)
arch/powerpc/lib/Makefile | 1 -
arch/powerpc/lib/bat_rw.c | 244 --------------------------------------
2 files changed, 245 deletions(-)
delete mode 100644 arch/powerpc/lib/bat_rw.c
diff --git a/arch/powerpc/lib/Makefile b/arch/powerpc/lib/Makefile
index 066d7f408e0..bb819dcbb6c 100644
--- a/arch/powerpc/lib/Makefile
+++ b/arch/powerpc/lib/Makefile
@@ -34,7 +34,6 @@ obj-y += ticks.o
endif
obj-y += reloc.o
-obj-$(CONFIG_BAT_RW) += bat_rw.o
obj-$(CONFIG_CMD_BOOTM) += bootm.o
obj-y += cache.o
obj-y += extable.o
diff --git a/arch/powerpc/lib/bat_rw.c b/arch/powerpc/lib/bat_rw.c
deleted file mode 100644
index 24dd30615bd..00000000000
--- a/arch/powerpc/lib/bat_rw.c
+++ /dev/null
@@ -1,244 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * (C) Copyright 2002
- * Rich Ireland, Enterasys Networks, rireland at enterasys.com.
- */
-
-#include <common.h>
-#include <asm/global_data.h>
-#include <asm/processor.h>
-#include <asm/mmu.h>
-#include <asm/io.h>
-#include <linux/compiler.h>
-
-#ifdef CONFIG_ADDR_MAP
-#include <addr_map.h>
-#endif
-
-DECLARE_GLOBAL_DATA_PTR;
-
-int write_bat (ppc_bat_t bat, unsigned long upper, unsigned long lower)
-{
- __maybe_unused int batn = -1;
-
- sync();
-
- switch (bat) {
- case DBAT0:
- mtspr (DBAT0L, lower);
- mtspr (DBAT0U, upper);
- batn = 0;
- break;
- case IBAT0:
- mtspr (IBAT0L, lower);
- mtspr (IBAT0U, upper);
- break;
- case DBAT1:
- mtspr (DBAT1L, lower);
- mtspr (DBAT1U, upper);
- batn = 1;
- break;
- case IBAT1:
- mtspr (IBAT1L, lower);
- mtspr (IBAT1U, upper);
- break;
- case DBAT2:
- mtspr (DBAT2L, lower);
- mtspr (DBAT2U, upper);
- batn = 2;
- break;
- case IBAT2:
- mtspr (IBAT2L, lower);
- mtspr (IBAT2U, upper);
- break;
- case DBAT3:
- mtspr (DBAT3L, lower);
- mtspr (DBAT3U, upper);
- batn = 3;
- break;
- case IBAT3:
- mtspr (IBAT3L, lower);
- mtspr (IBAT3U, upper);
- break;
-#ifdef CONFIG_HIGH_BATS
- case DBAT4:
- mtspr (DBAT4L, lower);
- mtspr (DBAT4U, upper);
- batn = 4;
- break;
- case IBAT4:
- mtspr (IBAT4L, lower);
- mtspr (IBAT4U, upper);
- break;
- case DBAT5:
- mtspr (DBAT5L, lower);
- mtspr (DBAT5U, upper);
- batn = 5;
- break;
- case IBAT5:
- mtspr (IBAT5L, lower);
- mtspr (IBAT5U, upper);
- break;
- case DBAT6:
- mtspr (DBAT6L, lower);
- mtspr (DBAT6U, upper);
- batn = 6;
- break;
- case IBAT6:
- mtspr (IBAT6L, lower);
- mtspr (IBAT6U, upper);
- break;
- case DBAT7:
- mtspr (DBAT7L, lower);
- mtspr (DBAT7U, upper);
- batn = 7;
- break;
- case IBAT7:
- mtspr (IBAT7L, lower);
- mtspr (IBAT7U, upper);
- break;
-#endif
- default:
- return (-1);
- }
-
-#ifdef CONFIG_ADDR_MAP
- if ((gd->flags & GD_FLG_RELOC) && (batn >= 0)) {
- phys_size_t size;
- if (!BATU_VALID(upper))
- size = 0;
- else
- size = BATU_SIZE(upper);
- addrmap_set_entry(BATU_VADDR(upper), BATL_PADDR(lower),
- size, batn);
- }
-#endif
-
- sync();
- isync();
-
- return (0);
-}
-
-int read_bat (ppc_bat_t bat, unsigned long *upper, unsigned long *lower)
-{
- unsigned long register u;
- unsigned long register l;
-
- switch (bat) {
- case DBAT0:
- l = mfspr (DBAT0L);
- u = mfspr (DBAT0U);
- break;
- case IBAT0:
- l = mfspr (IBAT0L);
- u = mfspr (IBAT0U);
- break;
- case DBAT1:
- l = mfspr (DBAT1L);
- u = mfspr (DBAT1U);
- break;
- case IBAT1:
- l = mfspr (IBAT1L);
- u = mfspr (IBAT1U);
- break;
- case DBAT2:
- l = mfspr (DBAT2L);
- u = mfspr (DBAT2U);
- break;
- case IBAT2:
- l = mfspr (IBAT2L);
- u = mfspr (IBAT2U);
- break;
- case DBAT3:
- l = mfspr (DBAT3L);
- u = mfspr (DBAT3U);
- break;
- case IBAT3:
- l = mfspr (IBAT3L);
- u = mfspr (IBAT3U);
- break;
-#ifdef CONFIG_HIGH_BATS
- case DBAT4:
- l = mfspr (DBAT4L);
- u = mfspr (DBAT4U);
- break;
- case IBAT4:
- l = mfspr (IBAT4L);
- u = mfspr (IBAT4U);
- break;
- case DBAT5:
- l = mfspr (DBAT5L);
- u = mfspr (DBAT5U);
- break;
- case IBAT5:
- l = mfspr (IBAT5L);
- u = mfspr (IBAT5U);
- break;
- case DBAT6:
- l = mfspr (DBAT6L);
- u = mfspr (DBAT6U);
- break;
- case IBAT6:
- l = mfspr (IBAT6L);
- u = mfspr (IBAT6U);
- break;
- case DBAT7:
- l = mfspr (DBAT7L);
- u = mfspr (DBAT7U);
- break;
- case IBAT7:
- l = mfspr (IBAT7L);
- u = mfspr (IBAT7U);
- break;
-#endif
- default:
- return (-1);
- }
-
- *upper = u;
- *lower = l;
-
- return (0);
-}
-
-void print_bats(void)
-{
- printf("BAT registers:\n");
-
- printf ("\tIBAT0L = 0x%08X ", mfspr (IBAT0L));
- printf ("\tIBAT0U = 0x%08X\n", mfspr (IBAT0U));
- printf ("\tDBAT0L = 0x%08X ", mfspr (DBAT0L));
- printf ("\tDBAT0U = 0x%08X\n", mfspr (DBAT0U));
- printf ("\tIBAT1L = 0x%08X ", mfspr (IBAT1L));
- printf ("\tIBAT1U = 0x%08X\n", mfspr (IBAT1U));
- printf ("\tDBAT1L = 0x%08X ", mfspr (DBAT1L));
- printf ("\tDBAT1U = 0x%08X\n", mfspr (DBAT1U));
- printf ("\tIBAT2L = 0x%08X ", mfspr (IBAT2L));
- printf ("\tIBAT2U = 0x%08X\n", mfspr (IBAT2U));
- printf ("\tDBAT2L = 0x%08X ", mfspr (DBAT2L));
- printf ("\tDBAT2U = 0x%08X\n", mfspr (DBAT2U));
- printf ("\tIBAT3L = 0x%08X ", mfspr (IBAT3L));
- printf ("\tIBAT3U = 0x%08X\n", mfspr (IBAT3U));
- printf ("\tDBAT3L = 0x%08X ", mfspr (DBAT3L));
- printf ("\tDBAT3U = 0x%08X\n", mfspr (DBAT3U));
-
-#ifdef CONFIG_HIGH_BATS
- printf ("\tIBAT4L = 0x%08X ", mfspr (IBAT4L));
- printf ("\tIBAT4U = 0x%08X\n", mfspr (IBAT4U));
- printf ("\tDBAT4L = 0x%08X ", mfspr (DBAT4L));
- printf ("\tDBAT4U = 0x%08X\n", mfspr (DBAT4U));
- printf ("\tIBAT5L = 0x%08X ", mfspr (IBAT5L));
- printf ("\tIBAT5U = 0x%08X\n", mfspr (IBAT5U));
- printf ("\tDBAT5L = 0x%08X ", mfspr (DBAT5L));
- printf ("\tDBAT5U = 0x%08X\n", mfspr (DBAT5U));
- printf ("\tIBAT6L = 0x%08X ", mfspr (IBAT6L));
- printf ("\tIBAT6U = 0x%08X\n", mfspr (IBAT6U));
- printf ("\tDBAT6L = 0x%08X ", mfspr (DBAT6L));
- printf ("\tDBAT6U = 0x%08X\n", mfspr (DBAT6U));
- printf ("\tIBAT7L = 0x%08X ", mfspr (IBAT7L));
- printf ("\tIBAT7U = 0x%08X\n", mfspr (IBAT7U));
- printf ("\tDBAT7L = 0x%08X ", mfspr (DBAT7L));
- printf ("\tDBAT7U = 0x%08X\n", mfspr (DBAT7U));
-#endif
-}
--
2.39.1.456.gfc5497dd1b-goog
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