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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 09:13:47 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 09:13:47 +0000 |
commit | 102b0d2daa97dae68d3eed54d8fe37a9cc38a892 (patch) | |
tree | bcf648efac40ca6139842707f0eba5a4496a6dd2 /plat/marvell/armada/a3k/common/a3700_sip_svc.c | |
parent | Initial commit. (diff) | |
download | arm-trusted-firmware-upstream.tar.xz arm-trusted-firmware-upstream.zip |
Adding upstream version 2.8.0+dfsg.upstream/2.8.0+dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | plat/marvell/armada/a3k/common/a3700_sip_svc.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/plat/marvell/armada/a3k/common/a3700_sip_svc.c b/plat/marvell/armada/a3k/common/a3700_sip_svc.c new file mode 100644 index 0000000..e8ac5fc --- /dev/null +++ b/plat/marvell/armada/a3k/common/a3700_sip_svc.c @@ -0,0 +1,84 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <common/debug.h> +#include <common/runtime_svc.h> +#include <lib/smccc.h> + +#include <marvell_plat_priv.h> +#include <plat_marvell.h> + +#include "comphy/phy-comphy-3700.h" + +/* Comphy related FID's */ +#define MV_SIP_COMPHY_POWER_ON 0x82000001 +#define MV_SIP_COMPHY_POWER_OFF 0x82000002 +#define MV_SIP_COMPHY_PLL_LOCK 0x82000003 + +/* Miscellaneous FID's' */ +#define MV_SIP_DRAM_SIZE 0x82000010 + +/* This macro is used to identify COMPHY related calls from SMC function ID */ +#define is_comphy_fid(fid) \ + ((fid) >= MV_SIP_COMPHY_POWER_ON && (fid) <= MV_SIP_COMPHY_PLL_LOCK) + +uintptr_t mrvl_sip_smc_handler(uint32_t smc_fid, + u_register_t x1, + u_register_t x2, + u_register_t x3, + u_register_t x4, + void *cookie, + void *handle, + u_register_t flags) +{ + u_register_t ret; + + VERBOSE("%s: got SMC (0x%x) x1 0x%lx, x2 0x%lx\n", + __func__, smc_fid, x1, x2); + if (is_comphy_fid(smc_fid)) { + if (x1 >= MAX_LANE_NR) { + ERROR("%s: Wrong smc (0x%x) lane nr: %lx\n", + __func__, smc_fid, x2); + SMC_RET1(handle, SMC_UNK); + } + } + + switch (smc_fid) { + /* Comphy related FID's */ + case MV_SIP_COMPHY_POWER_ON: + /* x1: comphy_index, x2: comphy_mode */ + ret = mvebu_3700_comphy_power_on(x1, x2); + SMC_RET1(handle, ret); + case MV_SIP_COMPHY_POWER_OFF: + /* x1: comphy_index, x2: comphy_mode */ + ret = mvebu_3700_comphy_power_off(x1, x2); + SMC_RET1(handle, ret); + case MV_SIP_COMPHY_PLL_LOCK: + /* x1: comphy_index, x2: comphy_mode */ + ret = mvebu_3700_comphy_is_pll_locked(x1, x2); + SMC_RET1(handle, ret); + /* Miscellaneous FID's' */ + case MV_SIP_DRAM_SIZE: + /* x1: ap_base_addr */ + ret = mvebu_get_dram_size(MVEBU_REGS_BASE); + SMC_RET1(handle, ret); + + default: + ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid); + SMC_RET1(handle, SMC_UNK); + } +} + +/* Define a runtime service descriptor for fast SMC calls */ +DECLARE_RT_SVC( + marvell_sip_svc, + OEN_SIP_START, + OEN_SIP_END, + SMC_TYPE_FAST, + NULL, + mrvl_sip_smc_handler +); |