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https://github.com/brain-hackers/u-boot-brain
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![Peng Fan](/assets/img/avatar_default.png)
When boot_dev is true, fill boot device. However the original logic is when boot_dev is false, fill boot device, this will trigger data abort. Also fix sc_misc_get_control when using pointer val. Signed-off-by: Peng Fan <peng.fan@nxp.com>
368 lines
8.2 KiB
C
368 lines
8.2 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright 2018 NXP
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*
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* Peng Fan <peng.fan@nxp.com>
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <dm.h>
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#include <asm/arch/sci/sci.h>
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#include <misc.h>
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DECLARE_GLOBAL_DATA_PTR;
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/* CLK and PM */
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int sc_pm_set_clock_rate(sc_ipc_t ipc, sc_rsrc_t resource, sc_pm_clk_t clk,
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sc_pm_clock_rate_t *rate)
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{
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struct udevice *dev = gd->arch.scu_dev;
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int size = sizeof(struct sc_rpc_msg_s);
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struct sc_rpc_msg_s msg;
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int ret;
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RPC_VER(&msg) = SC_RPC_VERSION;
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RPC_SVC(&msg) = (u8)SC_RPC_SVC_PM;
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RPC_FUNC(&msg) = (u8)PM_FUNC_SET_CLOCK_RATE;
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RPC_U32(&msg, 0U) = *(u32 *)rate;
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RPC_U16(&msg, 4U) = (u16)resource;
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RPC_U8(&msg, 6U) = (u8)clk;
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RPC_SIZE(&msg) = 3U;
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ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
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if (ret)
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printf("%s: rate:%u resource:%u: clk:%u res:%d\n",
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__func__, *rate, resource, clk, RPC_R8(&msg));
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*rate = RPC_U32(&msg, 0U);
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return ret;
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}
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int sc_pm_get_clock_rate(sc_ipc_t ipc, sc_rsrc_t resource, sc_pm_clk_t clk,
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sc_pm_clock_rate_t *rate)
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{
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struct udevice *dev = gd->arch.scu_dev;
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int size = sizeof(struct sc_rpc_msg_s);
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struct sc_rpc_msg_s msg;
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int ret;
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RPC_VER(&msg) = SC_RPC_VERSION;
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RPC_SVC(&msg) = (u8)SC_RPC_SVC_PM;
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RPC_FUNC(&msg) = (u8)PM_FUNC_GET_CLOCK_RATE;
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RPC_U16(&msg, 0U) = (u16)resource;
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RPC_U8(&msg, 2U) = (u8)clk;
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RPC_SIZE(&msg) = 2U;
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ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
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if (ret) {
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printf("%s: resource:%d clk:%d: res:%d\n",
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__func__, resource, clk, RPC_R8(&msg));
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return ret;
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}
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if (rate)
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*rate = RPC_U32(&msg, 0U);
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return 0;
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}
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int sc_pm_clock_enable(sc_ipc_t ipc, sc_rsrc_t resource, sc_pm_clk_t clk,
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sc_bool_t enable, sc_bool_t autog)
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{
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struct udevice *dev = gd->arch.scu_dev;
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int size = sizeof(struct sc_rpc_msg_s);
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struct sc_rpc_msg_s msg;
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int ret;
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RPC_VER(&msg) = SC_RPC_VERSION;
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RPC_SVC(&msg) = (u8)SC_RPC_SVC_PM;
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RPC_FUNC(&msg) = (u8)PM_FUNC_CLOCK_ENABLE;
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RPC_U16(&msg, 0U) = (u16)resource;
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RPC_U8(&msg, 2U) = (u8)clk;
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RPC_U8(&msg, 3U) = (u8)enable;
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RPC_U8(&msg, 4U) = (u8)autog;
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RPC_SIZE(&msg) = 3U;
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ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
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if (ret)
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printf("%s: resource:%d clk:%d: enable:%d autog: %d, res:%d\n",
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__func__, resource, clk, enable, autog, RPC_R8(&msg));
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return ret;
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}
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int sc_pm_set_resource_power_mode(sc_ipc_t ipc, sc_rsrc_t resource,
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sc_pm_power_mode_t mode)
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{
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struct udevice *dev = gd->arch.scu_dev;
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int size = sizeof(struct sc_rpc_msg_s);
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struct sc_rpc_msg_s msg;
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int ret;
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if (!dev)
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hang();
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RPC_VER(&msg) = SC_RPC_VERSION;
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RPC_SVC(&msg) = (u8)SC_RPC_SVC_PM;
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RPC_FUNC(&msg) = (u8)PM_FUNC_SET_RESOURCE_POWER_MODE;
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RPC_U16(&msg, 0U) = (u16)resource;
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RPC_U8(&msg, 2U) = (u8)mode;
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RPC_SIZE(&msg) = 2U;
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ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
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if (ret)
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printf("%s: resource:%d mode:%d: res:%d\n",
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__func__, resource, mode, RPC_R8(&msg));
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return ret;
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}
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/* PAD */
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int sc_pad_set(sc_ipc_t ipc, sc_pad_t pad, u32 val)
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{
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struct udevice *dev = gd->arch.scu_dev;
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int size = sizeof(struct sc_rpc_msg_s);
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struct sc_rpc_msg_s msg;
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int ret;
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if (!dev)
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hang();
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RPC_VER(&msg) = SC_RPC_VERSION;
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RPC_SVC(&msg) = (u8)SC_RPC_SVC_PAD;
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RPC_FUNC(&msg) = (u8)PAD_FUNC_SET;
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RPC_U32(&msg, 0U) = (u32)val;
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RPC_U16(&msg, 4U) = (u16)pad;
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RPC_SIZE(&msg) = 3U;
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ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
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if (ret)
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printf("%s: val:%d pad:%d: res:%d\n",
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__func__, val, pad, RPC_R8(&msg));
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return ret;
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}
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/* MISC */
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int sc_misc_get_control(sc_ipc_t ipc, sc_rsrc_t resource, sc_ctrl_t ctrl,
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u32 *val)
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{
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struct udevice *dev = gd->arch.scu_dev;
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int size = sizeof(struct sc_rpc_msg_s);
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struct sc_rpc_msg_s msg;
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int ret;
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if (!dev)
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hang();
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RPC_VER(&msg) = SC_RPC_VERSION;
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RPC_SVC(&msg) = (u8)SC_RPC_SVC_MISC;
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RPC_FUNC(&msg) = (u8)MISC_FUNC_GET_CONTROL;
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RPC_U32(&msg, 0U) = (u32)ctrl;
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RPC_U16(&msg, 4U) = (u16)resource;
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RPC_SIZE(&msg) = 3U;
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ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
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if (ret)
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printf("%s: ctrl:%d resource:%d: res:%d\n",
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__func__, ctrl, resource, RPC_R8(&msg));
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if (val)
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*val = RPC_U32(&msg, 0U);
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return ret;
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}
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void sc_misc_get_boot_dev(sc_ipc_t ipc, sc_rsrc_t *boot_dev)
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{
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struct udevice *dev = gd->arch.scu_dev;
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int size = sizeof(struct sc_rpc_msg_s);
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struct sc_rpc_msg_s msg;
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int ret;
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if (!dev)
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hang();
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RPC_VER(&msg) = SC_RPC_VERSION;
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RPC_SVC(&msg) = (u8)SC_RPC_SVC_MISC;
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RPC_FUNC(&msg) = (u8)MISC_FUNC_GET_BOOT_DEV;
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RPC_SIZE(&msg) = 1U;
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ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
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if (ret)
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printf("%s: res:%d\n", __func__, RPC_R8(&msg));
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if (boot_dev)
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*boot_dev = RPC_U16(&msg, 0U);
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}
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void sc_misc_boot_status(sc_ipc_t ipc, sc_misc_boot_status_t status)
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{
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struct udevice *dev = gd->arch.scu_dev;
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int size = sizeof(struct sc_rpc_msg_s);
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struct sc_rpc_msg_s msg;
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int ret;
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if (!dev)
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hang();
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RPC_VER(&msg) = SC_RPC_VERSION;
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RPC_SVC(&msg) = (u8)SC_RPC_SVC_MISC;
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RPC_FUNC(&msg) = (u8)MISC_FUNC_BOOT_STATUS;
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RPC_U8(&msg, 0U) = (u8)status;
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RPC_SIZE(&msg) = 2U;
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ret = misc_call(dev, SC_TRUE, &msg, size, &msg, size);
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if (ret)
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printf("%s: status:%d res:%d\n",
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__func__, status, RPC_R8(&msg));
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}
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void sc_misc_build_info(sc_ipc_t ipc, u32 *build, u32 *commit)
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{
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struct udevice *dev = gd->arch.scu_dev;
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int size = sizeof(struct sc_rpc_msg_s);
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struct sc_rpc_msg_s msg;
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int ret;
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if (!dev)
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hang();
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RPC_VER(&msg) = SC_RPC_VERSION;
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RPC_SVC(&msg) = SC_RPC_SVC_MISC;
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RPC_FUNC(&msg) = MISC_FUNC_BUILD_INFO;
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RPC_SIZE(&msg) = 1;
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ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
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if (ret < 0) {
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printf("%s: err: %d\n", __func__, ret);
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return;
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}
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if (build)
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*build = RPC_U32(&msg, 0);
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if (commit)
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*commit = RPC_U32(&msg, 4);
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}
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int sc_misc_otp_fuse_read(sc_ipc_t ipc, u32 word, u32 *val)
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{
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struct udevice *dev = gd->arch.scu_dev;
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int size = sizeof(struct sc_rpc_msg_s);
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struct sc_rpc_msg_s msg;
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int ret;
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if (!dev)
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hang();
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RPC_VER(&msg) = SC_RPC_VERSION;
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RPC_SVC(&msg) = SC_RPC_SVC_MISC;
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RPC_FUNC(&msg) = MISC_FUNC_OTP_FUSE_READ;
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RPC_U32(&msg, 0) = word;
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RPC_SIZE(&msg) = 2;
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ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
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if (ret < 0)
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return ret;
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if (val)
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*val = RPC_U32(&msg, 0U);
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return 0;
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}
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/* RM */
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sc_bool_t sc_rm_is_memreg_owned(sc_ipc_t ipc, sc_rm_mr_t mr)
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{
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struct udevice *dev = gd->arch.scu_dev;
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int size = sizeof(struct sc_rpc_msg_s);
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struct sc_rpc_msg_s msg;
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int ret;
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sc_err_t result;
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if (!dev)
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hang();
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RPC_VER(&msg) = SC_RPC_VERSION;
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RPC_SVC(&msg) = (u8)SC_RPC_SVC_RM;
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RPC_FUNC(&msg) = (u8)RM_FUNC_IS_MEMREG_OWNED;
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RPC_U8(&msg, 0U) = (u8)mr;
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RPC_SIZE(&msg) = 2U;
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ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
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result = RPC_R8(&msg);
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if (result != 0 && result != 1) {
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printf("%s: mr:%d res:%d\n", __func__, mr, RPC_R8(&msg));
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if (ret)
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printf("%s: mr:%d res:%d\n", __func__, mr,
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RPC_R8(&msg));
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}
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return (sc_bool_t)result;
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}
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int sc_rm_get_memreg_info(sc_ipc_t ipc, sc_rm_mr_t mr, sc_faddr_t *addr_start,
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sc_faddr_t *addr_end)
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{
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struct udevice *dev = gd->arch.scu_dev;
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int size = sizeof(struct sc_rpc_msg_s);
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struct sc_rpc_msg_s msg;
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int ret;
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if (!dev)
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hang();
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RPC_VER(&msg) = SC_RPC_VERSION;
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RPC_SVC(&msg) = (u8)SC_RPC_SVC_RM;
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RPC_FUNC(&msg) = (u8)RM_FUNC_GET_MEMREG_INFO;
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RPC_U8(&msg, 0U) = (u8)mr;
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RPC_SIZE(&msg) = 2U;
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ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
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if (ret)
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printf("%s: mr:%d res:%d\n", __func__, mr, RPC_R8(&msg));
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if (addr_start)
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*addr_start = ((u64)RPC_U32(&msg, 0U) << 32U) |
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RPC_U32(&msg, 4U);
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if (addr_end)
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*addr_end = ((u64)RPC_U32(&msg, 8U) << 32U) |
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RPC_U32(&msg, 12U);
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return ret;
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}
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sc_bool_t sc_rm_is_resource_owned(sc_ipc_t ipc, sc_rsrc_t resource)
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{
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struct udevice *dev = gd->arch.scu_dev;
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int size = sizeof(struct sc_rpc_msg_s);
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struct sc_rpc_msg_s msg;
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int ret;
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u8 result;
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if (!dev)
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hang();
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RPC_VER(&msg) = SC_RPC_VERSION;
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RPC_SVC(&msg) = (u8)SC_RPC_SVC_RM;
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RPC_FUNC(&msg) = (u8)RM_FUNC_IS_RESOURCE_OWNED;
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RPC_U16(&msg, 0U) = (u16)resource;
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RPC_SIZE(&msg) = 2U;
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ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size);
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result = RPC_R8(&msg);
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if (result != 0 && result != 1) {
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printf("%s: resource:%d res:%d\n",
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__func__, resource, RPC_R8(&msg));
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if (ret)
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printf("%s: res:%d res:%d\n", __func__, resource,
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RPC_R8(&msg));
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}
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return !!result;
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}
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