diff options
Diffstat (limited to 'target/linux/octeon/patches-3.14/0010-MIPS-octeon-Add-interface-mode-detection-for-Octeon-.patch')
| -rw-r--r-- | target/linux/octeon/patches-3.14/0010-MIPS-octeon-Add-interface-mode-detection-for-Octeon-.patch | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/target/linux/octeon/patches-3.14/0010-MIPS-octeon-Add-interface-mode-detection-for-Octeon-.patch b/target/linux/octeon/patches-3.14/0010-MIPS-octeon-Add-interface-mode-detection-for-Octeon-.patch deleted file mode 100644 index 0678df29e7..0000000000 --- a/target/linux/octeon/patches-3.14/0010-MIPS-octeon-Add-interface-mode-detection-for-Octeon-.patch +++ /dev/null @@ -1,202 +0,0 @@ -From d8ce75934b888df0bd73dfd9c030a2b034a04977 Mon Sep 17 00:00:00 2001 -From: Alex Smith <alex.smith@imgtec.com> -Date: Thu, 29 May 2014 11:10:01 +0100 -Subject: [PATCH] MIPS: octeon: Add interface mode detection for Octeon II - -Add interface mode detection for Octeon II. This is necessary to detect -the interface modes correctly on the UBNT E200 board. Code is taken -from the UBNT GPL source release, with some alterations: SRIO, ILK and -RXAUI interface modes are removed and instead return disabled as these -modes are not currently supported. - -Signed-off-by: Alex Smith <alex.smith@imgtec.com> -Tested-by: David Daney <david.daney@cavium.com> -Cc: linux-mips@linux-mips.org -Patchwork: https://patchwork.linux-mips.org/patch/7039/ -Signed-off-by: Ralf Baechle <ralf@linux-mips.org> ---- - arch/mips/cavium-octeon/executive/cvmx-helper.c | 166 ++++++++++++++++++++++++ - 1 file changed, 166 insertions(+) - ---- a/arch/mips/cavium-octeon/executive/cvmx-helper.c -+++ b/arch/mips/cavium-octeon/executive/cvmx-helper.c -@@ -106,6 +106,158 @@ int cvmx_helper_ports_on_interface(int i - EXPORT_SYMBOL_GPL(cvmx_helper_ports_on_interface); - - /** -+ * @INTERNAL -+ * Return interface mode for CN68xx. -+ */ -+static cvmx_helper_interface_mode_t __cvmx_get_mode_cn68xx(int interface) -+{ -+ union cvmx_mio_qlmx_cfg qlm_cfg; -+ switch (interface) { -+ case 0: -+ qlm_cfg.u64 = cvmx_read_csr(CVMX_MIO_QLMX_CFG(0)); -+ /* QLM is disabled when QLM SPD is 15. */ -+ if (qlm_cfg.s.qlm_spd == 15) -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ -+ if (qlm_cfg.s.qlm_cfg == 2) -+ return CVMX_HELPER_INTERFACE_MODE_SGMII; -+ else if (qlm_cfg.s.qlm_cfg == 3) -+ return CVMX_HELPER_INTERFACE_MODE_XAUI; -+ else -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ case 2: -+ case 3: -+ case 4: -+ qlm_cfg.u64 = cvmx_read_csr(CVMX_MIO_QLMX_CFG(interface)); -+ /* QLM is disabled when QLM SPD is 15. */ -+ if (qlm_cfg.s.qlm_spd == 15) -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ -+ if (qlm_cfg.s.qlm_cfg == 2) -+ return CVMX_HELPER_INTERFACE_MODE_SGMII; -+ else if (qlm_cfg.s.qlm_cfg == 3) -+ return CVMX_HELPER_INTERFACE_MODE_XAUI; -+ else -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ case 7: -+ qlm_cfg.u64 = cvmx_read_csr(CVMX_MIO_QLMX_CFG(3)); -+ /* QLM is disabled when QLM SPD is 15. */ -+ if (qlm_cfg.s.qlm_spd == 15) { -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ } else if (qlm_cfg.s.qlm_cfg != 0) { -+ qlm_cfg.u64 = cvmx_read_csr(CVMX_MIO_QLMX_CFG(1)); -+ if (qlm_cfg.s.qlm_cfg != 0) -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ } -+ return CVMX_HELPER_INTERFACE_MODE_NPI; -+ case 8: -+ return CVMX_HELPER_INTERFACE_MODE_LOOP; -+ default: -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ } -+} -+ -+/** -+ * @INTERNAL -+ * Return interface mode for an Octeon II -+ */ -+static cvmx_helper_interface_mode_t __cvmx_get_mode_octeon2(int interface) -+{ -+ union cvmx_gmxx_inf_mode mode; -+ -+ if (OCTEON_IS_MODEL(OCTEON_CN68XX)) -+ return __cvmx_get_mode_cn68xx(interface); -+ -+ if (interface == 2) -+ return CVMX_HELPER_INTERFACE_MODE_NPI; -+ -+ if (interface == 3) -+ return CVMX_HELPER_INTERFACE_MODE_LOOP; -+ -+ /* Only present in CN63XX & CN66XX Octeon model */ -+ if ((OCTEON_IS_MODEL(OCTEON_CN63XX) && -+ (interface == 4 || interface == 5)) || -+ (OCTEON_IS_MODEL(OCTEON_CN66XX) && -+ interface >= 4 && interface <= 7)) { -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ } -+ -+ if (OCTEON_IS_MODEL(OCTEON_CN66XX)) { -+ union cvmx_mio_qlmx_cfg mio_qlm_cfg; -+ -+ /* QLM2 is SGMII0 and QLM1 is SGMII1 */ -+ if (interface == 0) -+ mio_qlm_cfg.u64 = cvmx_read_csr(CVMX_MIO_QLMX_CFG(2)); -+ else if (interface == 1) -+ mio_qlm_cfg.u64 = cvmx_read_csr(CVMX_MIO_QLMX_CFG(1)); -+ else -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ -+ if (mio_qlm_cfg.s.qlm_spd == 15) -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ -+ if (mio_qlm_cfg.s.qlm_cfg == 9) -+ return CVMX_HELPER_INTERFACE_MODE_SGMII; -+ else if (mio_qlm_cfg.s.qlm_cfg == 11) -+ return CVMX_HELPER_INTERFACE_MODE_XAUI; -+ else -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ } else if (OCTEON_IS_MODEL(OCTEON_CN61XX)) { -+ union cvmx_mio_qlmx_cfg qlm_cfg; -+ -+ if (interface == 0) { -+ qlm_cfg.u64 = cvmx_read_csr(CVMX_MIO_QLMX_CFG(2)); -+ if (qlm_cfg.s.qlm_cfg == 2) -+ return CVMX_HELPER_INTERFACE_MODE_SGMII; -+ else if (qlm_cfg.s.qlm_cfg == 3) -+ return CVMX_HELPER_INTERFACE_MODE_XAUI; -+ else -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ } else if (interface == 1) { -+ qlm_cfg.u64 = cvmx_read_csr(CVMX_MIO_QLMX_CFG(0)); -+ if (qlm_cfg.s.qlm_cfg == 2) -+ return CVMX_HELPER_INTERFACE_MODE_SGMII; -+ else if (qlm_cfg.s.qlm_cfg == 3) -+ return CVMX_HELPER_INTERFACE_MODE_XAUI; -+ else -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ } -+ } else if (OCTEON_IS_MODEL(OCTEON_CNF71XX)) { -+ if (interface == 0) { -+ union cvmx_mio_qlmx_cfg qlm_cfg; -+ qlm_cfg.u64 = cvmx_read_csr(CVMX_MIO_QLMX_CFG(0)); -+ if (qlm_cfg.s.qlm_cfg == 2) -+ return CVMX_HELPER_INTERFACE_MODE_SGMII; -+ } -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ } -+ -+ if (interface == 1 && OCTEON_IS_MODEL(OCTEON_CN63XX)) -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ -+ mode.u64 = cvmx_read_csr(CVMX_GMXX_INF_MODE(interface)); -+ -+ if (OCTEON_IS_MODEL(OCTEON_CN63XX)) { -+ switch (mode.cn63xx.mode) { -+ case 0: -+ return CVMX_HELPER_INTERFACE_MODE_SGMII; -+ case 1: -+ return CVMX_HELPER_INTERFACE_MODE_XAUI; -+ default: -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ } -+ } else { -+ if (!mode.s.en) -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ -+ if (mode.s.type) -+ return CVMX_HELPER_INTERFACE_MODE_GMII; -+ else -+ return CVMX_HELPER_INTERFACE_MODE_RGMII; -+ } -+} -+ -+/** - * Get the operating mode of an interface. Depending on the Octeon - * chip and configuration, this function returns an enumeration - * of the type of packet I/O supported by an interface. -@@ -118,6 +270,20 @@ EXPORT_SYMBOL_GPL(cvmx_helper_ports_on_i - cvmx_helper_interface_mode_t cvmx_helper_interface_get_mode(int interface) - { - union cvmx_gmxx_inf_mode mode; -+ -+ if (interface < 0 || -+ interface >= cvmx_helper_get_number_of_interfaces()) -+ return CVMX_HELPER_INTERFACE_MODE_DISABLED; -+ -+ /* -+ * Octeon II models -+ */ -+ if (OCTEON_IS_MODEL(OCTEON_CN6XXX) || OCTEON_IS_MODEL(OCTEON_CNF71XX)) -+ return __cvmx_get_mode_octeon2(interface); -+ -+ /* -+ * Octeon and Octeon Plus models -+ */ - if (interface == 2) - return CVMX_HELPER_INTERFACE_MODE_NPI; - |