Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
38 lines
745 B
C
38 lines
745 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* arch/arm/mach-iop33x/include/mach/uncompress.h
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*/
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#include <asm/types.h>
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#include <asm/mach-types.h>
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#include <linux/serial_reg.h>
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#include <mach/hardware.h>
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volatile u32 *uart_base;
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#define TX_DONE (UART_LSR_TEMT | UART_LSR_THRE)
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static inline void putc(char c)
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{
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while ((uart_base[UART_LSR] & TX_DONE) != TX_DONE)
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barrier();
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uart_base[UART_TX] = c;
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}
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static inline void flush(void)
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{
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}
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static __inline__ void __arch_decomp_setup(unsigned long arch_id)
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{
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if (machine_is_iq80331() || machine_is_iq80332())
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uart_base = (volatile u32 *)IOP33X_UART0_PHYS;
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else
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uart_base = (volatile u32 *)0xfe800000;
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}
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/*
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* nothing to do
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*/
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#define arch_decomp_setup() __arch_decomp_setup(arch_id)
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