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b=ZwirGriVa87Ck2j/x7huu+TVuw0uiulNPSSg7ivzXvN+b8isZeH6HNU1aQ/GvezJXDbd iOtwKHx5hsUk1ETuhJok8eMBhf9OR5BWLjPwz/xNHMPYDCinwcD288AprJl09JKpMpSt Fk+pRq2JMf4ZEy9xG/AiyCQnMrtKdfW3wghesXRTlmaQY3J7GXBfSK9LCbPh7fi8HoZI wxJUL2iMzDkq2JWcUSegABhSRy7LDWSkKpM+AmoJn3OJWtBApdFUvZHLsgJqsUAVETDE 5CVXOhxp9o48dn9Ku3CczQztTCKJFH0j7Y7RcfMuMVkNmrVddj43WB1LVauI1rN7kJOQ 7Q== From: Glenn Miles To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Cc: Glenn Miles , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , Nicholas Piggin , =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20Barrat?= , Reza Arbab Subject: [PATCH v6 8/9] ppc/pnv: Add a pca9554 I2C device to powernv10-rainier Date: Mon, 27 Nov 2023 12:16:54 -0600 Message-Id: <20231127181655.1997496-9-milesg@linux.vnet.ibm.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20231127181655.1997496-1-milesg@linux.vnet.ibm.com> References: <20231127181655.1997496-1-milesg@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-GUID: loR1nzAu-D6Jlc7bJvaqBkoIJB9OMNja X-Proofpoint-ORIG-GUID: k8bHfct1ThCUmjlOAK0lZC6pd480LFLt X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.987,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-11-27_16,2023-11-27_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 lowpriorityscore=0 spamscore=0 bulkscore=0 suspectscore=0 malwarescore=0 mlxscore=0 adultscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311060000 definitions=main-2311270126 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: none client-ip=148.163.156.1; envelope-from=milesg@linux.vnet.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_NONE=0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1701109136598000001 For powernv10-rainier, the Power Hypervisor code expects to see a pca9554 device connected to the 3rd PNV I2C engine on port 1 at I2C address 0x25 (or left-justified address of 0x4A). This is used by the hypervisor code to detect if a "Cable Card" is present. Reviewed-by: C=C3=A9dric Le Goater Signed-off-by: Glenn Miles --- No change from previous version hw/misc/Kconfig | 4 ++++ hw/misc/meson.build | 1 + hw/ppc/Kconfig | 1 + hw/ppc/pnv.c | 6 ++++++ 4 files changed, 12 insertions(+) diff --git a/hw/misc/Kconfig b/hw/misc/Kconfig index cc8a8c1418..c347a132c2 100644 --- a/hw/misc/Kconfig +++ b/hw/misc/Kconfig @@ -34,6 +34,10 @@ config PCA9552 bool depends on I2C =20 +config PCA9554 + bool + depends on I2C + config I2C_ECHO bool default y if TEST_DEVICES diff --git a/hw/misc/meson.build b/hw/misc/meson.build index 36c20d5637..c39410e4a7 100644 --- a/hw/misc/meson.build +++ b/hw/misc/meson.build @@ -4,6 +4,7 @@ system_ss.add(when: 'CONFIG_FW_CFG_DMA', if_true: files('vm= coreinfo.c')) system_ss.add(when: 'CONFIG_ISA_DEBUG', if_true: files('debugexit.c')) system_ss.add(when: 'CONFIG_ISA_TESTDEV', if_true: files('pc-testdev.c')) system_ss.add(when: 'CONFIG_PCA9552', if_true: files('pca9552.c')) +system_ss.add(when: 'CONFIG_PCA9554', if_true: files('pca9554.c')) system_ss.add(when: 'CONFIG_PCI_TESTDEV', if_true: files('pci-testdev.c')) system_ss.add(when: 'CONFIG_UNIMP', if_true: files('unimp.c')) system_ss.add(when: 'CONFIG_EMPTY_SLOT', if_true: files('empty_slot.c')) diff --git a/hw/ppc/Kconfig b/hw/ppc/Kconfig index f77ca773cf..2302778265 100644 --- a/hw/ppc/Kconfig +++ b/hw/ppc/Kconfig @@ -33,6 +33,7 @@ config POWERNV select FDT_PPC select PCI_POWERNV select PCA9552 + select PCA9554 =20 config PPC405 bool diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index 42105211f5..40f6b8fea0 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -1913,6 +1913,12 @@ static void pnv_rainier_i2c_init(PnvMachineState *pn= v) qdev_connect_gpio_out(DEVICE(dev), 2, qdev_get_gpio_in(DEVICE(dev)= , 7)); qdev_connect_gpio_out(DEVICE(dev), 3, qdev_get_gpio_in(DEVICE(dev)= , 8)); qdev_connect_gpio_out(DEVICE(dev), 4, qdev_get_gpio_in(DEVICE(dev)= , 9)); + + /* + * Add a PCA9554 I2C device for cable card presence detection + * to engine 2, bus 1, address 0x25 + */ + i2c_slave_create_simple(chip10->i2c[2].busses[1], "pca9554", 0x25); } } =20 --=20 2.31.1