aboutsummaryrefslogtreecommitdiff
path: root/drivers/renesas/rcar
diff options
context:
space:
mode:
authorBiju Das <biju.das.jz@bp.renesas.com>2020-12-16 11:15:33 +0000
committerBiju Das <biju.das.jz@bp.renesas.com>2021-01-13 13:03:49 +0000
commitf1be079225fa57bc348baf8163847d8b6b5c5a9d (patch)
tree94142c2b255d3bb79e82885f2e7119b218abc9df /drivers/renesas/rcar
parentb50b6c8149bf33b2001a228aed68fd1dd468b7ba (diff)
downloadtrusted-firmware-a-f1be079225fa57bc348baf8163847d8b6b5c5a9d.tar.gz
drivers: renesas: rpc: Move to common
Move rpc driver code to common directory, so that the same code can be re-used by both R-Car Gen3 and RZ/G2 platforms. Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com> Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> Change-Id: I04805d720d95b8edcc14e652f897fadc7f432197
Diffstat (limited to 'drivers/renesas/rcar')
-rw-r--r--drivers/renesas/rcar/rpc/rpc_driver.c57
-rw-r--r--drivers/renesas/rcar/rpc/rpc_registers.h25
2 files changed, 0 insertions, 82 deletions
diff --git a/drivers/renesas/rcar/rpc/rpc_driver.c b/drivers/renesas/rcar/rpc/rpc_driver.c
deleted file mode 100644
index 63de5b851a..0000000000
--- a/drivers/renesas/rcar/rpc/rpc_driver.c
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- * Copyright (c) 2015-2019, Renesas Electronics Corporation. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <stdint.h>
-#include <string.h>
-
-#include <common/debug.h>
-#include <lib/mmio.h>
-
-#include "cpg_registers.h"
-#include "rcar_def.h"
-#include "rcar_private.h"
-#include "rpc_registers.h"
-
-#define MSTPSR9_RPC_BIT (0x00020000U)
-#define RPC_CMNCR_MD_BIT (0x80000000U)
-#define RPC_PHYCNT_CAL BIT(31)
-#define RPC_PHYCNT_STRTIM_M3V1 (0x6 << 15UL)
-#define RPC_PHYCNT_STRTIM (0x7 << 15UL)
-
-static void rpc_enable(void)
-{
- /* Enable clock supply to RPC. */
- mstpcr_write(CPG_SMSTPCR9, CPG_MSTPSR9, MSTPSR9_RPC_BIT);
-}
-
-static void rpc_setup(void)
-{
- uint32_t product, cut, reg, phy_strtim;
-
- if (mmio_read_32(RPC_CMNCR) & RPC_CMNCR_MD_BIT)
- mmio_clrbits_32(RPC_CMNCR, RPC_CMNCR_MD_BIT);
-
- product = mmio_read_32(RCAR_PRR) & PRR_PRODUCT_MASK;
- cut = mmio_read_32(RCAR_PRR) & PRR_CUT_MASK;
-
- if ((product == PRR_PRODUCT_M3) && (cut < PRR_PRODUCT_30))
- phy_strtim = RPC_PHYCNT_STRTIM_M3V1;
- else
- phy_strtim = RPC_PHYCNT_STRTIM;
-
- reg = mmio_read_32(RPC_PHYCNT);
- reg &= ~RPC_PHYCNT_STRTIM;
- reg |= phy_strtim;
- mmio_write_32(RPC_PHYCNT, reg);
- reg |= RPC_PHYCNT_CAL;
- mmio_write_32(RPC_PHYCNT, reg);
-}
-
-void rcar_rpc_init(void)
-{
- rpc_enable();
- rpc_setup();
-}
diff --git a/drivers/renesas/rcar/rpc/rpc_registers.h b/drivers/renesas/rcar/rpc/rpc_registers.h
deleted file mode 100644
index 79aea85990..0000000000
--- a/drivers/renesas/rcar/rpc/rpc_registers.h
+++ /dev/null
@@ -1,25 +0,0 @@
-/*
- * Copyright (c) 2015-2017, Renesas Electronics Corporation. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef RPC_REGISTERS_H
-#define RPC_REGISTERS_H
-
-#define RPC_BASE (0xEE200000U)
-#define RPC_CMNCR (RPC_BASE + 0x0000U)
-#define RPC_SSLDR (RPC_BASE + 0x0004U)
-#define RPC_DRCR (RPC_BASE + 0x000CU)
-#define RPC_DRCMR (RPC_BASE + 0x0010U)
-#define RPC_DRENR (RPC_BASE + 0x001CU)
-#define RPC_SMCR (RPC_BASE + 0x0020U)
-#define RPC_SMCMR (RPC_BASE + 0x0024U)
-#define RPC_SMENR (RPC_BASE + 0x0030U)
-#define RPC_CMNSR (RPC_BASE + 0x0048U)
-#define RPC_DRDMCR (RPC_BASE + 0x0058U)
-#define RPC_DRDRENR (RPC_BASE + 0x005CU)
-#define RPC_PHYCNT (RPC_BASE + 0x007CU)
-#define RPC_PHYINT (RPC_BASE + 0x0088U)
-
-#endif /* RPC_REGISTERS_H */